QUESTION 21
Which one of the following statements is not true about meiosis?
Meiosis occurs in reproductive cells.
Meiosis results in four haploid daughter cells.
In meiosis, chromosomes do not exchange genetic material.
In meiosis, homologous pairs of chromosomes are pulled apart.
QUESTION 22
In mitosis, during metaphase, what happens to the chromosomes?
Chromosomes arrange in one line in the center referred to as the equatorial line/plate.
Chromosomes disintegrate.
Chromosomes appear as a woolen ball.
Chromosomes move towards the poles.
QUESTION 23
Which of the following best explains the sequence of information flow and gene expression?
DNA makes protein makes RNA.
RNA makes DNA makes protein.
DNA makes RNA makes protein.
Protein makes RNA makes DNA.
QUESTION 24
Down syndrome can be observed on a karyotype.
X-ray.
Frameshift.
Punnett square.
QUESTION 25
Mitosis results in two diploid cells, while meiosis results in four haploid cells.
Haploid/four.
Diploid/two.
Diploid/four.
Haploid/two.