Chromosomes

In a biology class, Priya is looking at a chromosome under a microscope. She notices that each identical side of the chromosome is the 

• centromere

• chromatin

• centriole

• chromatid

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

• gene

• gamete

• chromosome

• chromatid

Tags

NGSS.HS-LS1-1

A _________ is DNA wrapped around proteins.

• gene

• chromosome

• trait

• mutation

Tags

NGSS.HS-LS3-1

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

• 48

• 46

• 23

• 47

Tags

NGSS.HS-LS3-1

A chromosome is composed of two identical sister

• centromeres

• chromatids

• autosomes

• somatic cells

Tags

NGSS.HS-LS1-4

Chromosomes contain genetic information in the form of

• DNA

• histone

• centromere

• karyotypes

Tags

NGSS.HS-LS3-1

Abigail, Grace, and Olivia are studying biology. They learned that DNA is inside their cells. They are curious to know, in which part of the cell is the DNA located?

• cell membrane

• cytoplasm

• nucleus

Priya, Harper, and Mia are studying human genetics in their biology class. They learned that each human has a certain number of pairs of chromosomes. Can you recall how many pairs of chromosomes are in a human being?

• 23

• 44

• 89

• 72