unit review 2

Question 1

What happens to the cell in G1 and G2

Answer 1

cell growth

Question 2

What occurs during the “S” phase? What is being replicated?

Answer 2

syntheisis, DNA

Question 3

Define Mitosis

Answer 3

celluar division, result two identical daughter cells

Question 4

Is DNA replicated before or after cellular division? Why?

Answer 4

before- you have visable cells

Question 5

Meiosis results in ____ (2/4) cells that are unique. They are _______ (haploid/diploid). One _____ and one ______ will join through the process of ___________ and become a _________ that is ________ (haploid/diploid).

Answer 5

34, haploid, egg, sperm, eygote, diploid

Question 6

What is the central dogma

Answer 6

DNA-RNA-PROTEINS

Question 7

In order, list the steps of Transcription (in the nucleus)

Answer 7

-DNA is used as a template
-mRNA move into the cytoplasm
-ribosome attach
-tRNA
-stop codon

Question 8

missense, nonsense,silence

Answer 8

different shape, pre stop, no change