An acid is a substance that donates a(n) ____
a. neutron
b. antioxidant
c. hydroxide ion
d. electron
e. proton
ANSWER: e
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An allele at locus A is more likely than an allele at locus B to remain linked to the allele for barred eyes.
a. true b. false
Which could be a topic for a community-level study of a hydrothermal vent ecosystem?
A) the genetic relationships between crabs at the vent and other areas of the ocean B) the evolution of a certain species of bacteria in response to the changing composition of the water emitted by the hydrothermal vents C) the composition of the water emitted by hydrothermal vents D) the interactions between crabs and other species near hydrothermal vents
The body recognizes antigens by the three-dimensional shapes of regions known as (antigenic/antibody/immunologic) determinants
What will be an ideal response?
Joseph Lister reduced the incidence of wound infections in health care settings by using chlorinated lime water.
Answer the following statement true (T) or false (F)