An animal ignores a stimulus to which it is continually subjected. This is a behavior known as 

A. thinking.
B. ignorance.
C. instinct.
D. habituation.


D. habituation.

Biology & Microbiology

You might also like to view...

These molecules can directly convert extracellular signals into intracellular signals.

A. Second messengers B. Scaffolds C. Membrane receptors D. Adapter proteins E. G proteins

Biology & Microbiology

Consider a cell in which nondisjunction occurs for all chromosomes during meiosis I. What would be the result of this event?

A. two aneuploid gametes, each with an extra set of chromosomes B. two haploid gametes and one aneuploid gamete with an extra set of chromosomes C. four aneuploid gametes D. four haploid gametes E. two haploid gametes and two polyploidgametes

Biology & Microbiology

The disaccharide in the accompanying figure is ____

a. lactose b. fructose c. maltose d. cellulose e. sucrose

Biology & Microbiology

The most important pigment(s) for the process of photosynthesis is(are):

a. carotenoids. b. chlorophyll a. c. chlorophyll b. d. chlorophyll c. e. All of these are equally important for photosynthesis.

Biology & Microbiology