Which of the following genera grow symbiotically within root nodules of legumes as nitrogen-fixing bacteroids?

A. Bacteroides
B. Rhizobium
C. Agrobacterium
D. Nitrosomonas


Answer: B

Biology & Microbiology

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_____________ were the first living things to convert Oxyen (O2) to Carbon dioxide (CO2) ? a process called respiration?

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

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Photosystem II functions before Photosystem I in the linear flow of electrons

a. True b. False

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Phylogeny research is LEAST likely to include which type of analysis?

a. genetic b. anatomical c. behavioral d. physiological e. direct observation of evolution

Biology & Microbiology

Albinism is caused by an inborn error of metabolism

Indicate whether the statement is true or false

Biology & Microbiology