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Bio Chapter 11 Quiz
Question | Answer |
---|---|
Meiosis produces ____ daughter cells. two haploid two diploid four haploid four diploid | four haploid |
What structure is most important in forming the tetrads? centromere synaptonemal complex chiasma kinetochore | synaptonemal complex |
At which stage of meiosis are sister chromatids separated from each other? prophase I prophase II anaphase I anaphase II | anaphase II |
At metaphase I, homologous chromosomes are connected only at what structures? chiasmata recombination nodules microtubules kinetochores | chiasmata |
If a muscle cell of a typical organism has 32 chromosomes, how many chromosomes will be in a gamete of that same organism? 8 16 32 64 | 16 |
What is a likely evolutionary advantage of sexual reproduction over asexual reproduction? sexual reproduction has fewer steps lower chance of using up the resources in a given environment sexual reproduction results in variation in the offspring | sexual reproduction results in variation in the offspring |
Which of the following is not true in regard to crossover? spindle microtubules guide the transfer of DNA across the synaptonemal complex non-sister chromatids exchange genetic material chiasmata are formed recombination nodules mark crossover point | chiasmata are formed |
What phase of mitotic interphase is missing from meiotic interkinesis? G0 phase G1 phase S phase G2 phase | S phase |
The part of meiosis that is similar to mitosis is ___. meiosis I anaphase I meiosis II interkinesis | meiosis II |
Which type of life cycle has both a haploid and diploid multicellular stage? asexual diploid-dominant haploid-dominant alternation of generations | alternation of generations |
Fungi typically displace which type of life cycle? diploid-dominant haploid-dominant alternation of gnerations asexual | haploid-dominant |
A diploid, multicellular life-cycle stage that gives rise to haploid cells by meiosis is called a ____. sporophyte gametophyte spore gamete | sporophyte |