Plasma cells do which of the following?

A) directly attack the antigen
B) secrete additional antibodies
C) both a and b
D) neither a nor b


B

Environmental & Atmospheric Sciences

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Power is the

A. time rate of doing work. B. rate at which energy changes forms. C. both of these D. none of the above

Environmental & Atmospheric Sciences

) Detroit's unique geography is characterized by its

A) low population density. B) large urban footprint. C) great transportation networks and corridors. D) expanses of single plot housing. E) low population density, large urban footprint, great transportation network and corridors, and expanses of single plot housing.

Environmental & Atmospheric Sciences

Which of the following describes the prevailing wind at Vancouver, British Columbia (latitude 50° N),

A. easterly B. southwesterly C. westerly D. northwesterly

Environmental & Atmospheric Sciences

When Mendel bred green-pea plants with yellow-pea plants, all the offspring had yellow peas. This means that the trait for yellow peas is

A) dominant. B) recessive. C) homozygous. D) heterozygous.

Environmental & Atmospheric Sciences