How have cactuses adapted to the fact that it almost never rains in the desert?

A

They're covered in spikes.

B

They have thick, pleated stems.

C

They have big, waxy leaves.

D

They're camouflaged.

What are the limiting factors of gray squirrels? i find squirrels pretty interesting so i wanna know.

What are 3 states of water that exist in the atmosphere and give examples of each state

Could a man with type B blood and a woman with type AB produce a child with type A blood?

The hematocrit is the amount of hemoglobin by weight in the blood. the percentage of RBCs in a given volume of blood. the number of WBCs per mm3. an estimate of blood flow/hour. the number of RBCs in the body.

How can a molecule that contains an atom of phosphorus be made radioactive using an unstable isotope?

Wich is the main function of lipids

What is the source and sink for xylem and phloem?

Height, hair color, eye color, and intelligence are traits passed on by a. genes b. chromosomes c. RNA

During which phase mitosis do the nuclear membrane nucleolus and dissolve

Dr. Graham exposes rats to a vanilla scent prior to receiving a food pellet in the left corner of their cage, but provides no food after exposure to a lemon scent.