What is nitrogen fixation?

What will be an ideal response?


Nitrogen fixation is the conversion of atmospheric nitrogen gas, which is unusable by most organisms, to a usable form such as ammonia. Bacteria are the biological nitrogen fixers.

Biology & Microbiology

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Chorionic villus sampling (CVS) is sometimes preferred to amniocentesis because results can be provided earlier in the pregnancy

Indicate whether the statement is true or false

Biology & Microbiology

Is cultural transmission a form of phenotypic plasticity?

a. Yes, it causes phenotypic change without corresponding genetic change. b. Yes, it involves learning. c. No, phenotypic plasticity is an individual trait and not a population process. d. No, cultural transmission involves learning, which is not a form of plasticity.

Biology & Microbiology

Surveillance of health issues is typically accomplished by two methods: population surveys and antibiotic treatment.

Answer the following statement true (T) or false (F)

Biology & Microbiology

Fruits are a method of pollen dispersal

Indicate whether the statement is true or false

Biology & Microbiology