Web1. no nectar / no nectary; 2. no scent / no smell; 3. no colour / not bright / eq; Suggest why hay fever tends to be caused by wind-pollinated plants rather than insect pollinated plants. 1. more pollen; 2. lighter pollen / smaller pollen / eq; 3. pollen is airborne / eq; Explain the benefit to the plant of producing offspring by sexual ... WebSuggest why the number and size of human male gametes differs from the number and size of human female gametes 1. indication of number and size difference; eg .more sperm + …
Meiosis - Cell division (CCEA) - GCSE Biology (Single Science) …
WebTo put that another way, meiosis in humans is a division process that takes us from a diploid cell—one with two sets of chromosomes—to haploid cells—ones with a single set of chromosomes. In humans, the haploid cells made in meiosis are sperm and eggs. When a sperm and an egg join in fertilization, the two haploid sets of chromosomes form a … WebMeiosis only occurs in the testes and ovaries, producing gametes (sperm and egg cells). This is known as reduction division. One diploid cell produces four haploid gametes, in two divisions. Human sex cells contain one chromosome from each of the 23 pairs. The four gametes produced in meiosis are genetically different. mizuno gray volleyball shoes original
Gamete Definition & Meaning - Merriam-Webster
WebMar 30, 2024 · Last updated at March 16, 2024 by Teachoo. Male or Female Reproductive Cells are called gametes. Male Gametes are called sperms. Female Gametes cells are … WebMay 30, 2024 · The main function of the meiotic division is the production of gametes (egg cells or sperm cells) or spores. In the human body, the meiosis process takes place to decrease the number of chromosomes in a normal cell which is 46 chromosomes to 23 chromosomes in eggs and sperms. So the number of chromosomes in meiosis … WebApr 26, 2024 · The word haploid (meaning ‘half’) describes a cell that contains a single set of chromosomes. Diploid cells contain two sets of chromosomes, which are arranged in homologous pairs. The body (AKA somatic) cells of most organisms are diploid, and only their gametes are haploid. However, there are some organisms ( such as male bees, … mizuno green volleyball shoes original