What is the difference between mitosis and meiosis where

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1. Rewrite the following so that they read from left to right in increasing order of organisation.

Tissue, macromolecule, population, organism, organelle, atom       

2. How do connective tissue cells differ from nerve cells?

3. Which answer BEST describes an 'organ system' ?     

a) A group of organs that look similar to each other

b) A group of organs that have blood running through them

c) A group of organs that work together to perform a specific function

d) A group of organs that is located in the same region of the body.

4. What is meant by the term homeostasis?

5. Briefly discuss what homeostatic mechanism occurs in the body when a person is experiencing extremely hot conditions. You may need to research this.

6. ATP, ADP and AMP are molecules that are found in cells.             

a) What cell structure is responsible for energy conversion in the cell?

b) Where is the energy stored in molecules of ATP and ADP? 

c) Is the conversion of ATP to ADP endothermic or exothermic?  Explain.

d) Does ADP store more energy that ATP?  Explain.

7. Complete the following.                 

a) What is meant by the term 'hydrophobic'?

b) What is meant by the term 'hydrophilic' ?

c) Describe the structure of a phospholipid.

8. What is the difference between mitosis and meiosis, where and when do these processes occur? Explain how the phospholipid bilayer is effective as the cell membrane.

9. What is the purpose of DNA? Describe its structure.

Reference no: EM13586286

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