A functional or physiological adaptation: A. Is a physical feature of an organism that helps it survive

B. Allows an organism to perform special functions within the body

C. Is a behavior that is taught after birth

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol

Which of these is true of the cytoplasm of an unfertilized egg? a. it is an unevenly distributed mixture of mrna, proteins, organelles, and other substances. b. it does not contain substances that are important in directing development. c. these substances are supplied by the sperm. d. it does not contain substances that are important in directing development. e. development is directed solely by the surrounding cells. f. it is a homogeneous mixture of mrna, proteins, organelles, and other substances. g. it does not contain substances that are important in directing development. h. these substances are produced by the dna of the fertilized zygote.

Introducing minvasive species to an ecosystem results in an increase in biodiversity is it true or false