Cell Biology Answers

What happened in

STAGE 1: GLYCOLYSIS
STAGE 2: Krebs' Cycle or citric acid
STAGE 3: Acetyl-CoA
STAGE 4: Electron transport and chemiosmosis

(Cellular Respiration)

2 reasons that neuron is polarized at rest

short notes on cell signaling during embryonic development

The nerve impulse is sent through the what?

Briefly summarize the processes of mitosis and meiosis indicating where the similarities lie and in which aspects they differ. Don't forget to mention the primary reason for each type of cell division by indicating the roles that mitosis and meiosis play in human reproduction and development.

Briefly summarize the processes of mitosis and meiosis indicating where the similarities lie and in which aspects they differ.

In a vegetable section of a particular supermarket, Aling Nena noticed that every 10 minutes the fresh produce were sprinkled with water by a sales clerk. Can you explain the concept of tonicity in this situation? What is the importance of the discovery of aquaporin in humans?

A reaction mixture includes hexokinase, glucose isomerase and 0.0001 mol / l glucose. Hexokinase (KM value = 10-5 mol / l) converts glucose to glucose-6-phosphate, glucose isomerase (KM value = 3.3 x 10-3 mol / l) to fructose. Which main product am I expecting?

Explain what you consider to be the positive and negative aspects of cloning both scientifically and morally, giving at least three ‘for’ and three ‘against’ points – Discuss whether you think it is a good use of science and will benefit mankind or whether you believe it is unethical and should no longer be pursued? You can expand this discussion outside of therapeutic cloning if you wish and consider the idea that one day it may also be possible to clone whole human beings.

Identify and explain the three processes that lead to variation in the gene pool.