Question

PLEASE!! HELP ME!! PLEASE!! HURRY!! I AM BEING TIMED!! PLEASE HELP ME FAST!!

1. What do cells need in each stage to move on to the next?
2. Why might it take a cell a while to complete the cell cycle?
3. What is cancer? What are tumors? How do we treat them?
4. What are the different stages of mitosis? What do they look like?
5. What are the different parts of the chromosome? Chromatid, centromere, DNA etc..
6. Why does DNA need to be condensed into a chromosome?
7. What is the purpose of histones in organization?
8. What are the different levels of organization within a chromosome? DNA, chromatin, histones, nucleosomes etc.
9. What are the 4 phases of the cell cycle?
10. What are some key things that happen in each phase?
11. What is the purpose of the various checkpoints?
12. What do the following checkpoints ensure? G1/S, S/G2, G2/M?
13. Where is the Restriction Point and what does that mean?

Answer 1

Step-by-step explanation:

1. living organisms in them

2. skip

3. a disease caused by an uncontrolled division of abnormal cells in a part of the body. a swelling of a part of the body, generally without inflammation, caused by an abnormal growth of tissue, whether benign or malignant.

4. Interphase

Prophase

Prometaphase

Metaphase

Anaphase

Telophase

5.

1)

Pellicle and matrix

(2) Chromonemata

(3) Chromomeres

(4) Centromere

(5) Secondary constrictions

(6) Satellite bodies