Question

Genetic mutations are never helpful.
Group of answer choices

True

False

Answer 1

False

Answer 2

A chromosome is ...
Group of answer choices

a threadlike structure within a cell’s nucleus that contain DNA that is passed from one generation to the next

double helix

any change in the DNA of a gene

a sequence of DNA that determines a trait

Answer 3

a threadlike structure within a cell’s nucleus that contain DNA that is passed from one generation to the next

Answer 4

The DNA structure is called a ...
Group of answer choices

double tetris

two sided stairs

double helix

double window

Flag question: Question 4

Answer 5

double helix

Answer 6

In what cell structure is the DNA found?
Group of answer choices

cell membrane

nucleus

mitochondria

chloroplast

Answer 7

nucleus

Answer 8

How many chromosomes does each human body cell have? _________________
Group of answer choices

50

24

23

46

Answer 9

46

Answer 10

A mutation could cause an incorrect _______________________ to be produced.
Group of answer choices

nucleus

carbohydrate

phosphate

protein

Answer 11

protein