Which of the following tests would be the best for determining if a cell were carrying on photosynthesis? 

A. Does the cell contain water?
B. Does the cell produce carbon dioxide?
C. Does the cell release oxygen?
D. Does the cell require oxygen to stay alive?


C. Does the cell release oxygen?

Biology & Microbiology

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Some genes encoding proteins that are

essential to the survival of the organism are called highly conserved sequences. Which of the following is an example of one of these proteins? a. cytochrome b b. muscle structural proteins c. carbohydrate hydrolyzing genes d. skin pigmentation e. keratin

Biology & Microbiology

The Ti plasmid is a natural plasmid in the soil bacterium Agrobacterium tumefaciens

Indicate whether the statement is true or false

Biology & Microbiology

Name the immune cell that interacts with and kills an infected "self" cell.

A. macrophage B. cytotoxic T cell C. B cell D. helper T cell

Biology & Microbiology

The opportunistic infection known as (aspergillosis/cryptococcosis/sporotrichosis) may develop into a series of nodular, pus-filled lesions on a limb

What will be an ideal response?

Biology & Microbiology