Genetics F21 Test 2 Review

What is number 1 called?

• chromosome

• centromere

• sister chromatids

• chromatin

What is number 2 called?

• centromere

• chromosome

• chromatid

• homologous chromosomes

Which type of chromosome in this frame is called? and which sex of this human is it?

• sex chromosomes, male

• autosomes, male

• sex chromosomes, female

• autosomes, female

How many sets of chromosome are found? and what state of this cell is called?

• n, haploid

• n, diploid

• 2n, haploid

• 2n, diploid

A _______ is a segment of DNA that codes for a specific protein or RNA molecule.

• gene

• gamete

• chromosome

• chromatid

The 2 exact copies of DNA in a chromosome are called ________.

• chromatids

• genes

• mutations

• pathogens

The two sister chromatids are attached to each other at a point called the __________ of a chromosome.

• zygote

• autosome

• gene

• centromere

How many chromosomes does a human body cell have, total?

• 48

• 46

• 23

• 47

Chromosomes that are paired by size and content are called _______ chromosomes.

• homeostasis

• homologous

• matching

• sister

Cells that contain only ONE set of chromosomes are called ________ (n).

• diploid

• polyploid

• triploid

• haploid