Image caption Bridge is played by four players who form two partnerships and involves predicting the number of tricks each side will win. Bridge players who wanted the popular card game recognised as a sport have lost their High Court battle.
Meiosis occurs in diploid cells. The chromosomes duplicate once, and through two successive divisions, four haploid cells are produced, each with half the chromosome number of the parental cell. Meiosis occurs only in sexually reproducing organisms.
meiosis differs from mitosis. REVIEWING MAIN IDEAS 1. Where are germ cells located in the human body? 2. What is the difference between an autosome and a sex chromosome? 3. Is the cell that results from fertilization a haploid or diploid cell? Explain. CRITICAL THINKING 4. Infer Does mitosis or meiosis Telomeres occur more frequently in your body? Explain your answer. 5. Analyze Do you think the Y chromosome contains genes that are critical for an organismâs survival? Explain your reasoning. 6. The ends of DNA molecules form telomeres that help keep the ends of chromo-somes from sticking to each other. Why might this be