Review for Test 2

Mark L. MayoCypress College

Last Update: 04/18/14

Question 1

What is the ultimate source of energy for life on earth?

Question 2

Inside the chloroplast is a stack of flattened discs called a(n) ______________

Question 3

Name the three products of the light reactions

Question 4

Which portion of photosynthesis (light or dark reactions) is CO2 needed?

Question 5

The aerobic stage (requires oxygen) of respiration occurs in the _____?_______ within the cell.

Question 6

The net production of ATP as a result of respiration is _____?_____

Question 7

Lactic acid is produced in the _____?______ when movement of effort is needed and insufficient oxygen is present.

Question 8

Name the organism capable of alcoholic fermentation

Question 9

The ______ _____ to ________ ratio determines when a cell needs to divide.

Question 10

Name the parts of the cell cycle in order

Question 11

During which phase of mitosis do cells conduct all of the normal (non-cell division) activities?

Question 12

Which phase is shown?

Question 13

Which phase is shown?

Question 14

The reason many or most organisms reproduce by sexual reproduction is it produces ______?________

Question 15

A black rhinoceros (Diceros bicornis) has been studied for many years and found to have 50 chromosomes in the cells of the brain. Compute the expected chromosome number in the egg of a black rhinoceros.

Question 16

16A. Give the human diploid number.16B. Give the human haploid number.

Question 17

Meiosis occurs in your ____?_____(this should be a body part YOU have

Question 18

Name the father of classical genetics

Question 19

The stronger of two genes is called ______ and the weaker is called _______.

Question 20

The visible result of your gene or the effect of your gene is called the _____?_____

Question 21

The letters which stand for the genes a pea plant has like TT or Tt are known as its ___?____

Question 22

Tt or Bb or Rr are all known as ___?___

Question 23

4 o’clock flowers and roan cows are used in genetic problems of _____?_____

Question 24

All of the 4 o’clock flowers would be ___?___ after crossing rr x ww

Question 25

The fruit fly used to study sex chromosomes and used throughout genetics experimentation is called _____?_____

Question 26

The portion of the DNA molecule called a ____?____ has the plans to make one protein

Question 27

Name an example of human trait controlled by multiple alleles (more than one gene)

Question 28

Can two normally pigmented people with genotypes (Aa) have an albino son?

Question 29

The failure of two homologous chromosomes to separate during meiosis is termed ____?____

Question 30

Diagnose the condition shown in this karyotype

31A

31B

Question 31

P

T - S

P

? - S

P

C - S

P

G - S

P

S – A

P

S – T

P

? – G

P

S - C

Question 32

One DNA strand goes from 5’ to 3’ and the other strand goes from 3’ to 5’ – this is know a ______? ____________ orientation

Question 33

The small fragments of DNA found on the lagging strand of DNA during replication are called ______?_______

Question 34

_______?_____ is the plan from DNA for the construction of the new protein molecule

Question 35

____?____ are groups of three bases on mRNA that code for specific amino acids

Get Ready for the Answers

Be honest

Answers

1. Sun2. Grana

3. O2, ATP,NADPH4. Dark5. Mitochondrion6. 367. Animal muscles8. Yeast9. Surface area

volume10. G1, S, G2, M, C

11. interphase12. interphase13. Metaphase14. Diversity15. 2516. A -46 b-2317. Testes or ovaries18. Mendel19. Dominant -

recessive20. phenotype

Answers

21. genotype22. heterozygous23. Incomplete

dominance24. pink25. Drosohila

melanogaster26. gene27. Eye, skin, hair

color or blood type

28. Yes (25%)

29. Non-disjunction30. Trisomy 21 or

Down syndrome31. A=A & B=S or

deoxyribose32. antiparallel33. Okazaki fragment34. mRNA35. Codon

or triplet codon