The concentration of the pesticide DDT is likely lowest in which of the following?
A. a seagull
B. a minnow
C. a mosquito larvae
D. algae
E. plankton
Answer: D. algae
Biology & Microbiology
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Identify the structure of the neuron marked A
a. axon terminal b. cell body c. axon d. glial cell e. dendrites
Biology & Microbiology
Which of the following uses specific genes of microorganisms cloned into vectors and mass- produced in bacteria to make large quantities of specific substances to stimulate the immune system?
a. Gene therapy b. Insulin synthesis c. Genetic diagnosis d. Vaccine production
Biology & Microbiology
The aerobic respiration process ends in what area of the
eukaryotic cell? a. photosynthetic b. cytoplasm c. mitochondria d. the Krebs cycle e. gap junction
Biology & Microbiology
Diversity often decreases during the later stages of succession
Indicate whether the statement is true or false
Biology & Microbiology