a. it is an infectious disease caused by hiv
Which of following does not pertain to aids?
a. it is an infectious disease caused by hiv
b. it is an infection in which symptoms may not be seen for months or years .
c. it is only seen in homosexuals who have intimate sexual contact with homosexuals
d. it can be transmitted by contact with hiv contaminated blood, semen and vaginal secretions.
e. it occurs when certain t-lymphocytes are destroyed leading to a variety of life-threatening infections.
Answers: 1
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Which of these parts of the membrane large moecules pass through it ?
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The bacteria inside a tube worm would be analogous to what organism in the ocean ecosystem near the waters surface? a. photosynthetic algae b. shrimp c. clown fish d. parasitic lamprey
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Subduction zones form when an oceanic plate collides with another oceanic plate or continental plate. the continental crust is lighter and less dense than oceanic crust. continental crust's density is approximately 2.7 grams per cubic centimeter. oceanic crust is thinner and the average density is about 3.3 cubic centimeters. when the two crustal plates converge the oceanic plate always bends and subducts beneath a continental plate. once the oceanic crust subjects, the rocks are subjected to changes in heat and pressure. because of this, we would expect to find rocks in the area of a subduction. a) clastic b) igneous c) metamorphic d) sedimentary
Answers: 2
Which of following does not pertain to aids?
a. it is an infectious disease caused by hiv
a. it is an infectious disease caused by hiv
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