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Test your basic knowledge |
CSET Meiosis
Start Test
Study First
Subjects
:
cset
,
science
,
biology
Instructions:
Answer 22 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. 2 divisions in meiosis
Crossing over y/n
body cells
# divisions
# chromosomes
2. Yes cell divides and duplicates everything
Reproductive organs
diploid
duplication of chromosomes y/n
Importance of meiosis
3. A zygote has a _________ chromosome number
identical/ different cells
diploid
zygote
# chromosomes
4. Sexual reproduction of cells - Has 2 division cells - makes 2 complete sets
Meiosis
types of cells
Fertilization
# chromosomes
5. Sex cells or gametes go through meiosis
Meiosis
types of cells
diploid
duplication of chromosomes y/n
6. When 2 gametes join - the chromosome number is...
Meiosis
diploid
doubled
Crossing over y/n
7. Contain pairs of chromosomes
reduced
Reproductive organs
doubled
body cells
8. Same for both
Fertilization
Half
identical/ different cells
positioning of the chromosomes at each stage same or different
9. 4 cells end of meiosis
# divisions
aploid
doubled
#of cells
10. Forms when one sperm cell gains an egg cell fertilize and make complete set
zygote
Fertilization
Importance of meiosis
types of cells
11. Have 1/2 # of chromosomes from parent cells (1/2 aploid)
# chromosomes
Reproductive organs
reduced
body cells
12. The fusion of an egg and a sperm
Meiosis
Fertilization
# divisions
# chromosomes
13. Gives variations in species because of overcrossing Meiosis is a bit different because there something called crossing - over happens with the DNA. This crossing over is an exchange of genes. The genes are mixed up - not resulting in a perfect duplic
Meiosis
Importance of meiosis
diploid
Crossing over y/n
14. Yes overcrossing chromosomes interlink and exchange information in children overcrossing siblings look different
gametes
Crossing over y/n
positioning of the chromosomes at each stage same or different
body cells
15. Cells are different
Crossing over y/n
reduced
identical/ different cells
diploid
16. The egg and the sperm have a aploid chromosome number
# chromosomes
#of cells
diploid
Half
17. Complete set
identical/ different cells
gametes
Fertilization
diploid
18. Reduced 1/2 set
zygote
aploid
# divisions
diploid
19. The chromosome number is ______ by a process called Meiosis
positioning of the chromosomes at each stage same or different
reduced
Reproductive organs
zygote
20. After 2 nuclear divisions in meiosis - _______ result
# chromosomes
diploid
types of cells
Four cells
21. Meiosis can only occur in...
Half
diploid
reduced
Reproductive organs
22. Contain only one chromosome from each matched pair
aploid
Crossing over y/n
duplication of chromosomes y/n
gametes