Air masses that originate in Canada are:

a. continental tropical

b. maritime tropical

c. maritime polar

d. continental polar

Why are some leaves spiny, or needle-shaped?

Which term describes the movement of water molecules in and out of a cell? homeostasis, diffusion, osmosis, respiration,

Describe the effect of land development on biodiversity?

Which phrase defines a community? Environment where nonliving things exist group of the same species that live together group of several populations living in an area environment where living and nonliving things interact

Which types of vessels will be the first to contact the blood from the ventricles

The nurse just completed a dressing change and returned the client to a comfortable position. what should the nurse do next?

What are non examples of biome?

What is the function of helicase in dna replication? what is the function of helicase in dna replication? it checks for errors in the newly synthesized dna strand. it relieves strain from twisting of the double helix as it is unwound.

What is the general shape of the epithelial cells that are nearest the lumen in an empty urinary bladder?

Different energy resources are used to generate electricity at electric power plants. Each energy resource has benefits and costs associated with its use in this way.