Cell Biology Answers

How does meiosis differ from mitosis?

A growth curve that has zig zag shape reprents what growth?

Describe the pathway a secreted protein takes within a eukaryotic cell, from its production until it is secreted out.

Cytoskeleton are found within various organism and cells. Describe how cytoskeleton helps in i) movement of flagellated bacterium Vibrio cholerae, ii) the protection of our respiratory tract and iii) the contraction of our muscle cells.

1.1. Describe the characteristics of kingdom prostista, plantar, fungi and animalia.
1.2.discuss the domains of life bacteria and archaea.
1.3.define vascular and non vascular plants.
1.4. Describe the function of vascular tissues.
1.5. Describe the life cycle of plants.
1.6. Critically describe the relationship between cells, tissues, organs and organ system.
1.7. Define the different types of tissues.
1.8. Describe the different organ systems.
1.9. Discuss the mechanisms of evolution.
1.10. Explain the evidence of evolution.
1.11. Discuss human evolution

The lens of many vertebrate eyes is a crystallized form of a protein that also functions in digestion
as a metabolic enzyme. This shows that

Over time plants evolved and many of their features changed. These changes were due to the fact that some of them evolved from single celled organisms to multicellular aquatic organisms to terrestrial based organisms.

Using NAMED EXAMPLES from the three levels stated above:

(i) DESCRIBE how these organisms changed and evolved and

(ii) EXPLAIN why these changes were necessary for survival of the organism.

USE the following guidelines for discussion

· Alternation of generation

· Dependency on water for reproduction