End of Year Review

Question 1

What does increased volume do to surface area to volume ratio?

Answer 1

It lowers it.

Question 2

How can we ensure that a test can have a valid comparison?

Answer 2

We collect lots of data and control many variables.

Question 3

What is created when an antibody is fused into a tumour cell?

Answer 3

A hibridoma.

Question 4

How do monoclonal antibodies block a pathogen from killing cells?

Answer 4

They block antigen binding sites so that the pathogen doesn’t lock onto the cell. This antibody is specific to the antigen of the pathogen that the pathogen is trying to lock onto.

Question 5

What does respiration release as a byproduct?

Answer 5

Heat.

Question 6

Name two difference between the transpiration stream and translocation.

Answer 6

1. Transpiration stream occurs in the xylem whereas transpiration occurs in the phloem.
2. Transpiration stream moves only up the plant whereas translocation can move both ways.