The chromosomes that pair up during meiosis, are called __________ chromosomes.
homozygous
asexual
homologous
genes
2. Multiple Choice
30 seconds
1 pt
When homologous chromosomes match up, they form a structure call a ___________.
tetrad
triad
diploid
gamete
3. Multiple Choice
30 seconds
1 pt
Crossing over helps promote
male genotype
genetic variation
DNA replication
mitosis
4. Multiple Choice
30 seconds
1 pt
A male shark has 40 chromosomes in each of its sex cells. How many would be present in its body cells?
20
40
80
160
5. Multiple Choice
30 seconds
1 pt
What is another reason we need meiosis?
So the offspring has genes from both parents
So the offspring has genes from one parent
So the offspring has genes from neither parents
So the offspring makes its own genes
6. Multiple Choice
30 seconds
1 pt
Why do we need meiosis?
To double the number of chromosomes going into sex cells
To halve the number of chromosomes going into sex cells
To triple the number of chromosomes going into sex cells
To not change the number of chromosomes going into sex cells
7. Multiple Choice
30 seconds
1 pt
Chromosomes exchange genetic material during
crossing over
replication
synthesis
translation
8. Multiple Choice
30 seconds
1 pt
The cells produced via meiosis are called:
sex cells
somatic cells
body cells
skin cells
9. Multiple Choice
30 seconds
1 pt
This produces 2 identical cells.
mitosis
meiosis
10. Multiple Choice
30 seconds
1 pt
A human body cell usually has xx amount of chromosomes.
6
22
4
46
11. Multiple Choice
30 seconds
1 pt
What process occurs when a sperm and egg meet?
meiosis
fertilization
cell division
mitosis
12. Multiple Choice
3 minutes
1 pt
Meiosis makes sperm and egg cells. In humans, sperm and egg cells each have _____ chromosomes. Therefore, a fertilized human egg cell (sperm and egg cell combined) would create a cell with _____ chromosomes.
23, 46
46, 23
2, 4
50, 100
13. Multiple Choice
30 seconds
1 pt
What causes genetic variation in meiosis?
chromosomes lining up
crossing over of chromosomes
separation of chromosomes
chromosomes pulling apart
14. Multiple Choice
1 minute
1 pt
Unlike mitosis, meiosis in male mammals results in the formation of
one haploid gamete
three diploid gametes
four diploid gametes
four haploid gametes
15. Multiple Choice
30 seconds
1 pt
When an area of a chromatid is exchanged with the matching area on a chromatid of its homologous chromosome, _________________ occurs
crossing over
mutagenesis
hybridization
fertilization
16. Multiple Choice
30 seconds
1 pt
What kind of cells are made in MEIOSIS?
Haploid Gametes
Diploid Somatic Cells
Skin Cells
Diploid Gametes
17. Multiple Choice
30 seconds
1 pt
Diploid Cells are represented by
2n
n
4n
1/2 n
18. Multiple Choice
30 seconds
1 pt
If the Diploid number of Carrots is 18, the haploid number is
18
9
27
36
19. Multiple Choice
30 seconds
1 pt
Goes through P.M.A.T two rounds
Mitosis
Meiosis
Osmosis
Transcription
20. Multiple Choice
30 seconds
1 pt
Which process and type of resulting cells are represented?
mitosis, gametes
mitosis, body cells
meiosis, gametes
meiosis, body cells
21. Multiple Choice
30 seconds
1 pt
If a somatic cell in a butterfly contains 24 chromosomes, a butterfly egg would contain
3
6
12
24
22. Multiple Choice
30 seconds
1 pt
Which of these cells would be produced through meiosis?
skin cells
liver cells
brain cells
sperm cells
23. Multiple Choice
30 seconds
1 pt
A human zygote should have _____ chromosomes inside.
46
23
92
64
24. Multiple Choice
30 seconds
1 pt
Which is NOT true of meiosis?
Chromosome number is reduced.
Produces somatic cells
Produces gametes.
Has 2 cell divisions.
25. Multiple Choice
30 seconds
1 pt
The exchange of chromatid material between homologous chromosomes is called _____________.
mutagenesis
fertilization
crossing over
pollination
26. Multiple Choice
30 seconds
1 pt
The 4 chromatids of homologous chromosomes are called a
centromere
chromatid
chromosome
tetrad
27. Multiple Choice
30 seconds
1 pt
A picture of the chromosomes from a cell(karyotype), will reveal...
molecular structure of a chromosome
number of chromosomes present in a cell
medical history of the individual
genes that are present on a strand of DNA
28. Multiple Choice
30 seconds
1 pt
A cell that contains both members of the homologous pairs of a chromosome would be a
haploid gamete
diploid gamete
haploid body cell
deploid body cell
29. Multiple Choice
30 seconds
1 pt
Which of the following is NOT true about human chromosomes.
Exist in 23 pairs
Includes 2 sex chromosomes
Include 46 total chromosomes
Exist in 43 pairs
30. Multiple Choice
30 seconds
1 pt
Unlike mitosis, meiosis results in the formation of