Pre-Sace Biology

Question 1

What is half the amount of chromosomes

Answer 1

Haploid

Question 2

Double the chromosomes

Answer 2

Diploid

Question 3

What is the resting phase of the cell

Answer 3

Interphase

Question 4

What is the stage when chromosomes become visible, nuclear envelope dissolves, spindle forms

Answer 4

Prophase

Question 5

Chromosomes line up in the middle of the cell

Answer 5

Metaphase

Question 6

The chromosomes move away to the opposite sides of the cell

Answer 6

Anaphase

Question 7

The parent cell separates to form two genetically identical daughter cells

Answer 7

Telophase

Question 8

produces 2 genetically identical diploid body cells

Answer 8

Mitosis

Question 9

produces 4 genetically different haploid sex cells

Answer 9

Meiosis

Question 10

uncontrolled cell division

Answer 10

cancer

Question 11

a change in a DNA sequence

Answer 11

mutation

Question 12

a picture of chromosomes ordered by size and banding pattern

Answer 12

karyotype

Question 13

allele

Answer 13

different forms of a gene

Question 14

DNA that codes for a specific trait

Answer 14

Gene

Question 15

sperm and egg cells

Answer 15

gamete

Question 16

body cells

Answer 16

somatic cell

Question 17

location of a gene on a chromosome

Answer 17

locus

Question 18

haploid number of human chromosomes

Answer 18

23

Question 19

diploid number of human chromosomes

Answer 19

46

Question 20

recessive traits

Answer 20

Trait that is expressed when genotype is homozygous

Question 21

dominant traits

Answer 21

the trait observed when at least one dominant gene is present

Question 22

heterozygous

Answer 22

having two different alleles for a trait

Question 23

homozygous

Answer 23

having two identical alleles for a trait

Question 24

phenotype

Answer 24

physical characteristics of a trait

Question 25

genotype

Answer 25

genetic makeup of a trait

Question 26

homozygous examples

Answer 26

AA and aa

Question 27

heterozygous example

Answer 27

Aa

Question 28

incomplete dominance

Answer 28

the traits are blended

Question 29

co dominance

Answer 29

When both alleles are shown in the phenotype

Question 30

sex linked traits

Answer 30

when genes are linked to the sex chromosomes

Question 31

sex linked trait example

Answer 31

haemophilia and colour blindness

Question 32

autosomal dominant definition

Answer 32

a dominant condition is transmitted from each generation

Question 33

autosomal recessive trait definition

Answer 33

A recessive trait will only manifest itself when homozygous (rr)

Question 34

X linked recessive definition

Answer 34

a condition passed down on the x chromosome

Question 35

autosomes

Answer 35

non sex chromosomes

Question 36

homologous chromosomes

Answer 36

the 23 pairs of human chromosomes

Question 37

A

Answer 37

T

Question 38

C

Answer 38

G

Question 39

order for the stages of mitosis

Answer 39

IPMAT