Dr. Ratard was trying to determine the cause of a mysterious epidemic affecting fish in the gulf of New Mexico. His proposal that the deaths were caused by an organism called a protist is considered a(n) _________

A. theory.
B. data set.
C. hypothesis.
D. conclusion.
E. experiment.


C

Biology & Microbiology

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biodegradable

What will be an ideal response?

Biology & Microbiology

In domestic animals, “mad cow disease” is caused by:

a. Viruses b. Viroids c. Prions d. None of the above

Biology & Microbiology

In species that are capable of both sexual and asexual reproduction, under which of the following conditions is sexual reproduction more likely to occur?

A. when males and females find each other B. when conditions for survival are favorable C. when conditions for survival are unfavorable D. cannot be determined: the conditions favor sexual over asexual remain a complete mystery.

Biology & Microbiology

Most bacteria have a natural ability to take up DNA from their environment

Indicate whether the statement is true or false

Biology & Microbiology