BIO CHAPTER 8 POST TEST LAST MISSED

b

An organism has a haploid chromosome number n=4. How many tetrads will form during meiosis? 8.14 a) 8 b) 4 c) 2 d) 1

c

At a critical point in meiosis, the chromosomes do not replicate. This occurs between ______ 8.13 a) anaphase I and telophase I b) metaphase I and anaphase I c) telophase I and prophase II d) prophase I and metaphase I

a

At the end of telophase I of meiosis, as cytokinesis occurs, there are ________ 8.13 a) two haploid cells b) four haploid cells c) one haploid ovum and three polar bodies d) two diploid cells

d

During anaphase II ________ 8.13 a) homologues separate and migrate toward opposite poles b) nuclear membranes re-form c) the cell is diploid d) sister chromatids separate and migrate toward opposite poles

a

The exchange of parts between nonhomologous chromosomes is called _______ 8.23 a) reciprocal translocation b) nondisjunction c) inversion d) deletion

c

If a fragment of a chromosome breaks off and then reattaches to the original chromosome at the same place but in the reverse direction, the resulting chromosomal abnormality is called _______ 8.23 a) deletion b) reciprocal translocation c) inversion d) nondijunction

b

In humans, the haploid number of chromosomes is 23. Independent assortmment has the possibility of producing _____ different gametes. 8.15 a) 1 million b) 2 23rd power c) 46 2nd power d) 23 2nd power