can you help me with zoology ??

[kierstin123]

1. define heritability
2.Define Lethal gene
3. describe how a sexlinked gene that is recessive can be expressed in a male organism
4.During what stage of Meiosis do chromatids separate?
5.During what phase of mitisis does cytokineses occur?
6. explain the difference between complete and incomplete dominance
7. 3 examples of sex linked genes are:
8. how is a dominant gene written ?
9. how is a recessive gene written?
is mitosis or meiosis called reduction division?
10. name the four nitrogen bases found in DNA
11. the abbreviation for a second generation cross is ___
12.what are the resulting cells after mitosis occurs in females?
13. what is the difference between performance testing and progeny testing ?
14. what is the function of the spindle fibers in cell division?
15. what sex chromosomes can a female egg contain?
16. what sex chromosomes can a male sperm contain?
17. what would the genotype for homozygous polled be?
18. who was the first geneticist?
i still need more help !!!
19. you cross two plants of the following
genotypes: AABb X aaBb
What will the genotype ratio be?
What will the phenotype ratio be?
20. what are the stages of mitosis and meosis?
21. what is Cytokenesis?
22.what is meiosis in females called?
23.what is meiosis in males called?
24. what is multiple gene inheritance?
25. what is simple gene inheritance ?

[kaja m]

Open your textbook I'm sure all the answers are somewhere in there!

[Miranda]

7. color blindness, eye color, hair color
8. Upper case letter
9. Lower case letter
10. Guanine, Thymine, Uracil, Adenine
15. xx
16. xy
18. Gregor Mendel

[ASR]

My answer is get a book or go to google books and do your own home work.