{"id":226770,"date":"2025-06-05T14:46:43","date_gmt":"2025-06-05T14:46:43","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=226770"},"modified":"2025-06-05T14:46:45","modified_gmt":"2025-06-05T14:46:45","slug":"part-a-drag-the-labels-to-steps-and-products-in-spermatogenesis","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/06\/05\/part-a-drag-the-labels-to-steps-and-products-in-spermatogenesis\/","title":{"rendered":"Part A Drag the labels to steps and products in spermatogenesis"},"content":{"rendered":"\n

Part A Drag the labels to steps and products in spermatogenesis. Secondary spermatocytes Primary spermatocyte Mitosis of spermatogonium Spermiogenesis DNA replication Spermatids Sperm Synapsis and tetrad formation Meiosis II Meiosis I Submit Previous Answers Request Answer Reset Help<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

The Correct Answer and Explanation is:<\/mark><\/strong><\/p>\n\n\n\n

Correct Order of Labels for Spermatogenesis Diagram:<\/h3>\n\n\n\n

From top to bottom and left to right on the image, the correct sequence of labels is:<\/p>\n\n\n\n

    \n
  1. Mitosis of spermatogonium<\/strong><\/li>\n\n\n\n
  2. Primary spermatocyte<\/strong><\/li>\n\n\n\n
  3. DNA replication<\/strong><\/li>\n\n\n\n
  4. Synapsis and tetrad formation<\/strong><\/li>\n\n\n\n
  5. Meiosis I<\/strong><\/li>\n\n\n\n
  6. Secondary spermatocytes<\/strong><\/li>\n\n\n\n
  7. Meiosis II<\/strong><\/li>\n\n\n\n
  8. Spermatids<\/strong><\/li>\n\n\n\n
  9. Spermiogenesis<\/strong><\/li>\n\n\n\n
  10. Sperm<\/strong><\/li>\n<\/ol>\n\n\n\n
    \n\n\n\n

    Explanation <\/h3>\n\n\n\n

    Spermatogenesis is the biological process in which sperm cells are produced in the male testes. It transforms a diploid spermatogonial stem cell into four haploid spermatozoa through a series of mitotic and meiotic divisions followed by maturation.<\/p>\n\n\n\n

    The process begins with mitosis of a spermatogonium<\/strong>, a diploid germ cell. This produces two cells: one remains a spermatogonium to sustain the stem cell population, while the other becomes a primary spermatocyte<\/strong>.<\/p>\n\n\n\n

    The primary spermatocyte<\/strong> undergoes DNA replication<\/strong> during the S phase of interphase, preparing it for meiotic division. It then enters meiosis I<\/strong>, during which synapsis and tetrad formation<\/strong> occur\u2014homologous chromosomes pair up and exchange genetic material through crossing over. This enhances genetic diversity.<\/p>\n\n\n\n

    Following meiosis I<\/strong>, the primary spermatocyte divides into two secondary spermatocytes<\/strong>, each with half the number of chromosomes (haploid) but still in the duplicated state.<\/p>\n\n\n\n

    These secondary spermatocytes quickly enter meiosis II<\/strong>, which resembles mitosis, where sister chromatids are separated. The result is four spermatids<\/strong>, each with a haploid set of chromosomes.<\/p>\n\n\n\n

    Though spermatids are genetically complete, they are not yet functionally mature. They undergo spermiogenesis<\/strong>, a maturation process in which they develop tails, lose excess cytoplasm, and form an acrosome\u2014an organelle that helps penetrate the egg.<\/p>\n\n\n\n

    The final product is sperm<\/strong>, which are motile, structurally specialized cells capable of fertilizing an ovum. Each sperm contains a haploid nucleus, making it essential for combining with the haploid egg to form a diploid zygote.<\/p>\n\n\n\n

    This well-orchestrated process ensures genetic diversity and the continuity of life, reflecting both biological precision and evolutionary adaptation.<\/p>\n\n\n\n

    \"\"<\/figure>\n","protected":false},"excerpt":{"rendered":"

    Part A Drag the labels to steps and products in spermatogenesis. Secondary spermatocytes Primary spermatocyte Mitosis of spermatogonium Spermiogenesis DNA replication Spermatids Sperm Synapsis and tetrad formation Meiosis II Meiosis I Submit Previous Answers Request Answer Reset Help The Correct Answer and Explanation is: Correct Order of Labels for Spermatogenesis Diagram: From top to bottom […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-226770","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/226770","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=226770"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/226770\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=226770"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=226770"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=226770"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}