Where do echinoderms live?

in marine environments

in freshwater areas

under the ground

on wetland plants

Why would areolar tissue be considered the ideal type for connective tissue proper? why would areolar tissue be considered the ideal type for connective tissue proper? it has a watery matrix. it has a predominance of adipocytes.

Sexual drive in females Select one: a. is dependent on hormones. b. can be affected by psychological factors. c. is influenced by androgens that affect the hypothalamus. d.

How many countries does North America have?

Wild salmon spend most of their lives in the ocean but return to freshwater rivers to spawn, or reproduce. Most wild salmon will only spawn in specific spawning grounds in the rivers in which they were born.

The final product of the Calvin cycle is A) RuPB B) PGA C) ATP D) G3P

Creationists criticize the idea of natural selection as a circular argument, or tautology, claiming "The fittest are those that survive, and survival is how fitness is defined." Why is our definition of natural selection not tautological? a.

Atoms combine to form what? A. elements b. proton c. molecules

A blastocyst is a group of cells that forms after a human egg is fertilized. The blastocyst consist of two types of cells. Some of these cells develop into all of the cells of a growing fetus. What do the other cells develop into? A.

Select the atoms that are likely to lose electrons to form cations: A. Iodine (I) B. Lithium (Li) C. Bromine (Br) D. Potassium (K)

How does a law differ from a theory? A. A law is a theory that has been proven to be true and universal. B. A theory is a group of hypotheses that prove a law is true. C. A law is a statement of fact, but a theory is an explanation. D.