The first true hominids in the fossil record are

a. Australopithecus.
b. Homo habilis.
c. the chimpanzee.
d. Homo sapiens.


b

Biology & Microbiology

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Which of the following processess is carried out more efficiently by a C4 plant than by a C3 plant?

A. Light absorption B. Chemiosomtic coupling C. Photolysis D. Fixation of CO2 E. transport of sugars

Biology & Microbiology

A ________ can contain DNA or RNA as its genetic material, but not both.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

In pea plants, green pod color dominates yellow pod color. If a pea plant with yellow pods is crossed with a pea plant heterozygous for pod color, ____ of the offspring will have yellow pods. 

A. 25% B. 50% C. 75% D. 100%

Biology & Microbiology

Each ribosome is specific for a particular type of protein

Indicate whether the statement is true or false

Biology & Microbiology