NCFE Review Round #4

Question 1

How many chromosome pairs do humans have?

Accepted Answer

23

Question 2

From where do humans inherit their genes?

Accepted Answer

both parents

Question 3

When a trait seems to be the strongest & shows up in most of the offspring, it is known as:

Accepted Answer

a dominant trait

Question 4

What monk made the first major contribution to the study of heredity?

Accepted Answer

Gregor Mendel

Question 5

What is the probability that a child will be female?

Accepted Answer

50 %

Question 6

T/F: Alleles are the different versions of genes responsible for hereditary variations.

Accepted Answer

TRUE

Question 7

What term is used to distinguish the different forms of characteristics?

Accepted Answer

trait

Question 8

What term describes the passing of genetic material from parents to offspring?

Accepted Answer

heredity

Question 9

When traits seem to fade away, they are known as __________ traits.

Accepted Answer

recessive

Question 10

Segments of DNA that give instructions for making certain characteristics are known as:

Accepted Answer

genes

Questions 10