Ahormone attaches to a target cell at a receptor protein. what do you know about this hormone?
select one:
a. it is a steroid hormone.
b. it is able to pass through cell membranes.
c. it will not enter the nucleus.

Granite rock is light in color. which feature directly contributes to this color? the process that forms granite the amount of silica minerals in granite the shape of the grains found in granite the unique pattern formed by grains in granite

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

How are the reproductive cycles of a fungus and a pteridophyte similar? a)both organisms form fruiting bodies that produce diploid seeds. b)both organisms produce haploid spores and exhibit diploid and haploid stages. c)both organisms reproduce sexually when two haploid hyphae fuse. d)both organisms exhibit a diploid stage and are only able to reproduce asexually.