Unit 2 Mitosis

Question 1

A body cell or zygote which has pairs of chromosomes.

Accepted Answer

diploid cell

Question 2

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 3

How many chromosome pairs do humans have?

Accepted Answer

23

Question 4

The type of cell division the zygote goes through to develop into a new organism (letter e)

Accepted Answer

mitosis

Question 5

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

Accepted Answer

TRUE

Question 6

The joining of an egg and sperm (letter c)

Accepted Answer

Fertilization

Question 7

From where do humans inherit their genes?

Accepted Answer

both parents

Question 8

What is the correct order of the steps for Mitosis?

Accepted Answer

Interphase,Prophase,Metaphase,Anaphase,Telophase,Cytokenesis

Question 9

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

Accepted Answer

genes

Question 10

What is meiosis?

Accepted Answer

result 4 cells which have half amount of original chromosome

Question 11

What is the probability that a child will be female?

Accepted Answer

50 %

Question 12

What are chromosomes made of?

Accepted Answer

DNA, nucleotides

Question 13

When traits seem to be "hidden" or "masked", they are known as __________ traits.

Accepted Answer

recessive

Question 14

Which one of these is a haploid?

Accepted Answer

Sperm

Question 15

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

Accepted Answer

Gregor Mendel

Question 16

Which organisms reproduce asexually?

Accepted Answer

fungi, bacteria

Question 17

____ is when cells divide, giving half of the chromosomes to each offspring cell.

Accepted Answer

meiosis

Question 18

Two chromosomes that have genes for the same traits in the same order.

Accepted Answer

homologous

Question 19

The cell formed by fertilization (letter d)

Accepted Answer

zygote

Question 20

What type of cell division makes identical copies of themselves?

Accepted Answer

Mitosis

Question 21

Male or female sex cell that has only one (1) chromosome from each pair.

Accepted Answer

haploid

Question 22

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

Accepted Answer

heredity

Question 23

How many chromosomes do human sex cells have after going through meiosis?

Accepted Answer

23

Question 24

While studying heredity, Mendel looked at 7 different features of which kind of plant?

Accepted Answer

peas

Question 25

How many cells result from mitosis?

Accepted Answer

2

Question 26

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

Accepted Answer

trait

Question 27

A female sex cell (letter a)

Accepted Answer

egg

Question 28

Process by which one diploid cell divides into four haploid cells.

Accepted Answer

meiosis

Question 29

How many parent organisms does it take to go through asexual reproduction?

Accepted Answer

1

Question 30

A male sex cell (letter b)

Accepted Answer

sperm

Question 31

Genetic information in a cell (the blueprints of life)

Accepted Answer

DNA

Unit 2 Mitosis

Questions 31

Unit 2 Mitosis

Questions 31