Ecology is a science that can be carried out by ________
A) learning via discovery
B) having hypotheses that are then tested
C) both A and B
D) neither C nor D
C
You might also like to view...
How is adaptive immunity different from innate immunity?
a. adaptive immunity is less effective than innate immunity b. adaptive immunity is nonspecific; innate immunity is specific c. adaptive immunity is immediate; innate immunity is slower acting d. adaptive immunity has memory; innate immunity does not e. adaptive immunity is the first line of defense; innate immunity is the second line of defense
_____ is a technique to determine the order of nucleotide bases in a fragment of DNA
Fill in the blank(s) with correct word
Echinoderms are related to Chordates because the first opening in development becomes the mouth
____________________ Indicate whether the statement is true or false.
A scientific theory
A) is an educated guess. B) is a general explanation for natural phenomena. C) is less reliable than a hypothesis. D) will never be changed.