Which animal is classified as a primary consumer?
a. horse
b. bear
c. human
d. fish
e. dog
ANSWER: a
Biology & Microbiology
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It took 3 million years for the human population to reach 1 billion, 123 years to grow to 2 billion, and 12 years to
grow from 6 to 7 billion.
Indicate whether the statement is true or false.
Biology & Microbiology
Who was NOT involved in working out the structure
of DNA? a. Avery b. Watson c. Wilkins d. Franklin e. Chargaff
Biology & Microbiology
Which one of the following is a function of proteins?
a. energy storage b. enzymatic activity c. genetic coding d. insulation
Biology & Microbiology
The single characteristic that all animals have that other organisms don't is that they:
A) undergo a blastula stage in development. B) are single celled. C) possess the ability to change location. D) are terrestrial. E) possess sensory systems.
Biology & Microbiology