C1

Question 1

chromatin

Answer 1

thin intertwined strands with genetic material

Question 2

histone

Answer 2

protein that dna is tightly wrapped around

Question 3

gene

Answer 3

big chunks of dna found within a chromosome

Question 4

homologous chormosome

Answer 4

same gene, diff allele

Question 5

karyotype

Answer 5

When chromosomes are organized based on their length, get paired together which can help identify diseases

Question 6

somatic cell

Answer 6

body cell, 46 chromosomes

Question 7

diploid cells

Answer 7

2n, in somatic cells

Question 8

haploid cells

Answer 8

n, in gametes, 23, divide by meiosis

Question 9

Exception of haploid cells dividing in mitosis

Answer 9

bees because they come from unfertilized eggs
-Gametophytes

Question 10

Gametophytes

Answer 10

stage in a plant’s life that makes sperm and eggs.

Question 11

centromere

Answer 11

holds together 2 sister chromosomes and 2 homologous chromosomes

Question 12

Gamete

Answer 12

sex cell

Question 13

Spindle fibre

Answer 13

help separate chromosomes

Question 14

karyotype pictures

Answer 14

gets taken during metaphase bc they are fully condensed + aligned which is easy to see

Question 15

division phase

Answer 15

division of chromosomes into daughter nuclei

Question 16

cytokinesis

Answer 16

division of cytoplasm into duaghter cells

Question 17

G1

Answer 17

rapid cell growth and cell processes

Question 18

synthesis

Answer 18

duplication of chromosomes

Question 19

G2

Answer 19

growth + prep for division

Question 20

mitosis is for

Answer 20

embryonic development, growth, repair + replace, asexual reproduction

Question 21

mitosis goal

Answer 21

produce 2 identical daughter cells

Question 22

cancer

Answer 22

during mitosis, have abnormal # of chroms

Question 23

asexual reproduction

Answer 23

identical to parent cell, same number of chroms as parent (46)

Question 24

spermatogenesis

Answer 24

sperm production

Question 25

oogenesis

Answer 25

each month 1 oocyte undergoes meiosis

Question 26

monosomy

Answer 26

one side of a specific chrome is missing

Question 27

trisomy

Answer 27

has 3 copies of a specific chrome, (2n+1)

Question 28

non-disjunction

Answer 28

when. chroms dont seperate properly during anaphase

Question 29

cloned animals

Answer 29

develop through mitosis

Question 30

trisomy 21

Answer 30

down syndrome

Question 31

trisomy 13

Answer 31

pateu syndrome

Question 32

restriction enzyme

Answer 32

protein that cuts enzyme at specific places, used for genetic engineering