Unit 11 Problem Questions

Question 1

What is the term used to describe the ordered display of condensed chromosomes arranged in pairs?

Answer 1

Karyotype

Question 2

During which process is the chromosome number halved in humans?

Answer 2

meiosis I

Question 3

Which type of life cycle includes both multicellular diploid and multicellular haploid stages?

Answer 3

Alternation of generation

Question 4

In plants and some algae what is the multicellular diploid stage called?

Answer 4

sporophyte

Question 5

What is true about meiosis?

Answer 5

it reduces the chromosome number by half

Question 6

How does chromosome alignment at the metaphase plate differ between mitosis and meiosis I?

Answer 6

in meiosis I chromosomes align as homologous pairs, while in mitosis I they align individually

Question 7

For an organism with a diploid number of 6 (n=3), how many possible combinations of chromosomes can result from independent assortment?

Answer 7

8

Question 8

The zipper-like complex that forms in meiosis during __________ is called the __________.

Answer 8

prophase I; synaptonemal complex