BIOL107 Study Guide - Final Guide: Catabolism, Peptide Bond, Statistical Hypothesis Testing
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1- Most of a cell's life is spend in this phase of the cell cycle:
--------------------
2- The cell cycle is a highly regulated process.
True
False
3- Cells replicate their DNA during ________________ phase.
G
S
Q
M
4- In animal cells, ________________________ is the indentation of the cell's surface that marks cytokinesis, the final splitting of the membrane, in the process of cell division.
cleavage furrow
binary fission
cell plate
sister chromatids
5- Somatic ("body") cells are _______________ (2n). This means there are two copies of each chromosome.
6- During the _______ phase(s) cells perform their everyday functions.
S
M
Q
G
7- When chromosomes are duplicated the two strands are called _______________________________ and they are linked together at a point called the ____________________.
sister strands; kinetochore
sister chromatids; centromere
dual chromatids; centromere
genes; chromatid
8- New somatic âbodyâ cells are formed by this process:
meiosis
binary fission
replication
mitosis
9- The cytoplasmic division of a cell at the end of mitosis or meiosis, bringing about the separation into two daughter cells.
10- Cells replicate their DNA during ________________ phase.
S
Q
G
M
Question 3 (5 points)
Match the terms to the definitions provided.
Question 3 options:
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Question 4 (7 points)
Match the terms to the definitions provided.
Question 4 options:
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Save
Question 5 (6 points)
Put the events of a MAP kinase cascade in the correct order.
Question 5 options:
| MAPKKK phosphorylates and activates another kinase | |
| MAPKK phosphorylates and activates MAPK | |
| Binding of MAPKKK to Ras | |
| External signal binds to membrane receptor and activates receptor kinase. | |
| MAPK phosphorylates an inactive response protein and activates it. | |
| Phosphorylation of receptor kinase and interaction with RAS |