Biology Archives - Page 21 of 23 - Questions And Answer

Biology Questions

Que1.
Define activation energy. How does a catalyst affect the final proportion of reactant converted into product?
View Answer Posted Posted: 08-09-2023
Que2.
What is the difference between an exergonic and an endergonic reaction?
View Answer Posted Posted: 08-09-2023
Que3.
What is heat? What is entropy? What is free energy?
View Answer Posted Posted: 08-09-2023
Que4.
Define oxidation and reduction. Why must these two reactions always occur in concert?
View Answer Posted Posted: 08-09-2023
Que5.
Where are plasmodesmata found? What cellular constituents are found in plasmodesmata?
View Answer Posted Posted: 08-09-2023
Que6.
What are the molecular components that make up gap junctions? What sorts of substances can pass through gap junctions?
View Answer Posted Posted: 08-09-2023
Que7.
What are the functions of tight junctions? What are the functions of desmosomes and adherens junctions, and what proteins are involved in these junctions?
View Answer Posted Posted: 08-09-2023
Que8.
How does the binding of a single signal molecule to a cell surface receptor result in an amplified response within the target cell?
View Answer Posted Posted: 08-09-2023
Que9.
What are G proteins? How do they participate in cellular responses mediated by Gprotein-linked receptors?
View Answer Posted Posted: 08-09-2023
Que10.
What structural features are characteristic of chemically gated ion channels, and how are these features related to the function of the channels?
View Answer Posted Posted: 08-09-2023

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