{"id":3214,"date":"2023-01-09T10:11:20","date_gmt":"2023-01-09T10:11:20","guid":{"rendered":"https:\/\/10thclass.deltapublications.in\/?page_id=3214"},"modified":"2025-01-01T18:30:07","modified_gmt":"2025-01-01T18:30:07","slug":"s-9-b-heredity","status":"publish","type":"page","link":"https:\/\/10thclass.deltapublications.in\/index.php\/s-9-b-heredity\/","title":{"rendered":"s-9.b Heredity"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center has-text-color\" style=\"color:#00056d;text-transform:uppercase\"><strong>Heredity<\/strong><\/h2>\n\n\n\n<p class=\"has-text-color has-link-color has-huge-font-size wp-elements-f79afd6ea8b322268468366b8e5f7cc7\" style=\"color:#74008b\"><strong>Key Notes:<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center has-text-color has-background has-link-color has-large-font-size wp-elements-e8cb511887094fe95caf7e571f38c47b\" style=\"color:#000060;background-color:#dfc816\"><strong>Definition of Heredity<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Heredity is the process by which traits or characteristics are passed down from parents to their offspring through genes.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234830.533-1-1024x640.png\" alt=\"\" class=\"wp-image-17133\" style=\"width:472px;height:auto\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234830.533-1-1024x640.png 1024w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234830.533-1-300x188.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234830.533-1-768x480.png 768w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234830.533-1-1536x960.png 1536w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234830.533-1-1568x980.png 1568w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234830.533-1.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>It is the reason why children often resemble their parents and have certain physical or behavioral traits.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-center has-text-color has-background has-link-color has-large-font-size wp-elements-68d3c83b8a23f79f1801ba014b825cc9\" style=\"color:#000060;background-color:#dfc816\"><strong>Genes and Chromosomes<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Genes are the basic units of heredity, made up of DNA. They carry instructions for the development of traits.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234923.528-1-1024x640.png\" alt=\"\" class=\"wp-image-17136\" style=\"width:500px;height:auto\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234923.528-1-1024x640.png 1024w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234923.528-1-300x188.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234923.528-1-768x480.png 768w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234923.528-1-1536x960.png 1536w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234923.528-1-1568x980.png 1568w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T234923.528-1.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Chromosomes are structures that contain genes. Humans have 46 chromosomes (23 pairs), with one set inherited from each parent.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235012.556-1-1024x640.png\" alt=\"\" class=\"wp-image-17138\" style=\"width:490px;height:auto\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235012.556-1-1024x640.png 1024w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235012.556-1-300x188.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235012.556-1-768x480.png 768w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235012.556-1-1536x960.png 1536w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235012.556-1-1568x980.png 1568w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235012.556-1.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center has-text-color has-background has-link-color has-large-font-size wp-elements-206581d564e9dbd5b19c7468c81661a3\" style=\"color:#000060;background-color:#dfc816\"><strong>Mendelian Inheritance<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Gregor Mendel, known as the &#8220;Father of Genetics,&#8221; discovered the basic principles of heredity through experiments with pea plants.<\/li>\n\n\n\n<li>Mendel&#8217;s Laws:\n<ul class=\"wp-block-list\">\n<li><strong>Law of Segregation<\/strong>: Each organism carries two alleles for a trait, which separate during the formation of gametes (sperm and egg).<\/li>\n\n\n\n<li><strong>Law of Independent Assortment<\/strong>: Genes for different traits are passed independently of one another.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235246.179-1024x640.png\" alt=\"\" class=\"wp-image-17140\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235246.179-1024x640.png 1024w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235246.179-300x188.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235246.179-768x480.png 768w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235246.179-1536x960.png 1536w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235246.179-1568x980.png 1568w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235246.179.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235504.521-1024x640.png\" alt=\"\" class=\"wp-image-17141\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235504.521-1024x640.png 1024w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235504.521-300x188.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235504.521-768x480.png 768w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235504.521-1536x960.png 1536w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235504.521-1568x980.png 1568w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235504.521.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-center has-text-color has-background has-link-color has-large-font-size wp-elements-1a83aa444f9a47f5f89d02b319b1993e\" style=\"color:#000060;background-color:#dfc816\"><strong>Alleles and Dominance<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Alleles are different versions of a gene. They can be <strong>dominant<\/strong> (expressed even if only one copy is present) or <strong>recessive<\/strong> (expressed only if two copies are present).<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235618.570-1024x640.png\" alt=\"\" class=\"wp-image-17142\" style=\"width:430px;height:auto\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235618.570-1024x640.png 1024w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235618.570-300x188.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235618.570-768x480.png 768w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235618.570-1536x960.png 1536w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235618.570-1568x980.png 1568w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235618.570.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>An individual can be <strong>homozygous<\/strong> (having two identical alleles) or <strong>heterozygous<\/strong> (having two different alleles) for a trait.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-center has-text-color has-background has-link-color has-large-font-size wp-elements-a93a3080a21563da73098081a4e929b9\" style=\"color:#000060;background-color:#dfc816\"><strong>Genotype and Phenotype<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li><strong>Genotype<\/strong> refers to the genetic makeup of an organism (e.g., TT, Tt, or tt).<\/li>\n\n\n\n<li><strong>Phenotype<\/strong> refers to the observable traits or characteristics (e.g., tall or short height).<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235702.620-1-1024x640.png\" alt=\"\" class=\"wp-image-17144\" style=\"width:490px;height:auto\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235702.620-1-1024x640.png 1024w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235702.620-1-300x188.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235702.620-1-768x480.png 768w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235702.620-1-1536x960.png 1536w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235702.620-1-1568x980.png 1568w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235702.620-1.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center has-text-color has-background has-link-color has-large-font-size wp-elements-afcb99befe579eefd3174091f6095d8c\" style=\"color:#000060;background-color:#dfc816\"><strong>Punnett Square<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>A tool used to predict the probability of offspring inheriting certain traits.<\/li>\n\n\n\n<li>It shows how alleles from each parent can combine during fertilization.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235749.469-1-1024x640.png\" alt=\"\" class=\"wp-image-17146\" style=\"width:504px;height:auto\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235749.469-1-1024x640.png 1024w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235749.469-1-300x188.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235749.469-1-768x480.png 768w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235749.469-1-1536x960.png 1536w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235749.469-1-1568x980.png 1568w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235749.469-1.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center has-text-color has-background has-link-color has-large-font-size wp-elements-dab04e9265a13b23f53f8db3cb9b26b1\" style=\"color:#000060;background-color:#dfc816\"><strong>Sex Determination<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>The sex of an offspring is determined by the combination of sex chromosomes.<\/li>\n\n\n\n<li>Females have XX chromosomes, while males have XY chromosomes. The father\u2019s sperm determines the sex of the child.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235844.606-1-1024x640.png\" alt=\"\" class=\"wp-image-17148\" style=\"width:418px;height:auto\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235844.606-1-1024x640.png 1024w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235844.606-1-300x188.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235844.606-1-768x480.png 768w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235844.606-1-1536x960.png 1536w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235844.606-1-1568x980.png 1568w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235844.606-1.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center has-text-color has-background has-link-color has-large-font-size wp-elements-3099facfc9bf21569f61866225155e40\" style=\"color:#000060;background-color:#dfc816\"><strong>Variations in Traits<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li><strong>Continuous Variation<\/strong>: Traits like height and skin color show a range due to the influence of multiple genes (polygenic inheritance).<\/li>\n\n\n\n<li><strong>Discontinuous Variation<\/strong>: Traits that fall into distinct categories, such as blood type.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235935.601-1-1024x640.png\" alt=\"\" class=\"wp-image-17150\" style=\"width:518px;height:auto\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235935.601-1-1024x640.png 1024w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235935.601-1-300x188.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235935.601-1-768x480.png 768w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235935.601-1-1536x960.png 1536w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235935.601-1-1568x980.png 1568w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-01T235935.601-1.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center has-text-color has-background has-link-color has-large-font-size wp-elements-c610e8974daba750fc6335263047c289\" style=\"color:#000060;background-color:#dfc816\"><strong>Mutations<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Mutations are sudden changes in the DNA sequence that can affect genes and lead to new traits.<\/li>\n\n\n\n<li>Some mutations can be harmful, beneficial, or have no effect.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-02T000026.835-1-1024x640.png\" alt=\"\" class=\"wp-image-17152\" style=\"width:530px;height:auto\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-02T000026.835-1-1024x640.png 1024w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-02T000026.835-1-300x188.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-02T000026.835-1-768x480.png 768w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-02T000026.835-1-1536x960.png 1536w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-02T000026.835-1-1568x980.png 1568w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2025\/01\/Untitled-design-2025-01-02T000026.835-1.png 1600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p class=\"has-text-align-center has-text-color has-background has-link-color has-large-font-size wp-elements-17915cf7afb127bfe1dec5becee72d73\" style=\"color:#000060;background-color:#dfc816\"><strong>Importance of Heredity in Evolution<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list has-large-font-size\">\n<li>Heredity provides the genetic variation necessary for evolution.<\/li>\n\n\n\n<li>Natural selection acts on variations, leading to the survival of organisms best adapted to their environment.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-393a4b8abea486ac52ee307675e66f42\" style=\"color:#d90000\"><strong>Let&#8217;s practice!<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/81363\/999\/275\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-34.png\" alt=\"\" class=\"wp-image-5542\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-34.png 500w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-34-300x300.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-3-34-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/81094\/837\/841\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-34.png\" alt=\"\" class=\"wp-image-5544\" srcset=\"https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-34.png 500w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-34-300x300.png 300w, https:\/\/10thclass.deltapublications.in\/wp-content\/uploads\/2023\/03\/Worksheet-1-1-2-34-150x150.png 150w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Heredity Key Notes: Definition of Heredity: Genes and Chromosomes: Mendelian Inheritance: Alleles and Dominance: Genotype and Phenotype: Punnett Square: Sex Determination: Variations in Traits: Mutations: Importance of Heredity in Evolution: Let&#8217;s practice!<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-3214","page","type-page","status-publish","hentry","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/10thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3214","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/10thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/10thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/10thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/10thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=3214"}],"version-history":[{"count":19,"href":"https:\/\/10thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3214\/revisions"}],"predecessor-version":[{"id":17153,"href":"https:\/\/10thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/3214\/revisions\/17153"}],"wp:attachment":[{"href":"https:\/\/10thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=3214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}