9. If subjected to sound frequencies of
25,000 to 100,000 cycles per second,
which of the following would be least
affected?
(1) a porpoise
(2) a house cat
(3) a cheetah
(4) a bat
(5) a human being

With regard to enzymes, key is to lock as a) substrate is to activation energy eliminate b) product is to substrate. c) enzyme is to active site. d) substrate is to active site.

Which is a function of vascular tissue? a. to perform photosynthesis b. to transport water and nutrients c. to absorb minerals and sugar d. to interact with soil fungi

Asegment id dna that is artificially created from two or more organism through use of dna enzymes in a laboratory is called a segment of dna that is artificially created from two or more organisms through use of dna enzymes in a laboratory is called