What is the main cause of carbon dioxide build up in the atmosphere?

a. burning fossil fuels
b. deforestation
c. droughts
d. flooding
e. respiration due to overpopulation


A

Biology & Microbiology

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To summarize the conclusions of modern human behavioral genetics research, behavior is influenced by _____________________, _____________________, and _____________________ factors

Fill in the blank(s) with correct word

Biology & Microbiology

Chloroplasts

a. resemble photosynthetic bacteria. b. utilize the same pigments regardless of what organism they are in. c. apparently evolved from mitochondria. d. utilize DNA derived from the nucleus. e. are all of these

Biology & Microbiology

An individual can inherit a gene in which expression has been altered by an ________ change with no mutation of the gene sequence

Fill in the blank with correct word.

Biology & Microbiology

Viruses that naturally cause clumping of red blood cells can be diagnosed using a(n) ________ test.

A. agglutination B. complement fixation  C. viral hemagglutination D. both agglutination and complement fixation  E. viral neutralization

Biology & Microbiology