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During the redox reaction in glycolysis, which molecule acts as the oxidising agent?

The oxidation of glyceraldehyde 3-phosphate (G3P), a three-carbon sugar, yields energy. In this oxidation, electrons and H+ are transferred to NAD+, forming NADH, and a phosphate group is attached to the ...

DA
Answered by Daniel A. Biology tutor
7876 Views

Why is internal temperature regulation an important homeostasis?

Internal temperature of your body must be tighly controlled. The key processes of your body are driven by enzymatic activity and there is an optimal temperature at which these operate. If body temperature...

AI
Answered by Archie I. Biology tutor
3937 Views

How do Beta Cells secrete insulin to decrease blood glucose concentration?

Blood glucose enters the beta cells by facilitated diffusion. The increased concentration of glucose in the beta cell causes the rate of respiration to increase therefore produces more ATP. The rise of AT...

LB
Answered by Lauryn B. Biology tutor
2767 Views

Describe the differences in cell structure between animal, plant and bacterial cells

Cells are the micro building blocks of all living organisms, and though there are many different kinds allowing us to have many different functions, we will focus on the basic ones associated with animals...

AS
Answered by Anna S. Biology tutor
2684 Views

Explain how eutrophication can lead to the death of aquatic organisms? (6 marks)

1 - Fertilisers (eg NPK) used in agriculture are washed into local water sources such as rivers and lakes by rainwater/surface run off

2 - These nutrients enable algae to grow, leadin...

AW
Answered by Amy W. Biology tutor
4272 Views

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