Question

Some individuals are unable to eat or drink dairy products containing lactose. What causes them to be unable to tolerate lactose in their diet?
A) They are allergic to proteins from cattle.
B) They lack an enzyme that breaks down lactose.
C) There is an abnormality in the lining of their small intestine.
D) They are unable to absorb the products from the breakdown of lactose.

How is ATP used? It is used as
A) the building block of proteins.
Eliminate
B) an energy source for diffusion.
C) an energy source for cell processes.
D) the building block of lipid molecules.

Unicellular
Has a cell wall
May have flagella
Single chromosome
Ribosomes for protein synthesis
The features listed above describe what type of cell?
A) animal
B) bacteria
C) fungal
D) plant

Answer 1

Answer:

1=d They are unable to absorb the products from the breakdown of lactose.

2=c an energy source for cell processes

3=b bacteria