Which of the following types of cells is responsible for long term immunity?
A) macrophages
B) dendritic cells
C) B cells
D) T cells
D
Environmental & Atmospheric Sciences
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A shale metamorphosed to medium metamorphic grade would become a(n)
A) slate. B) gneiss. C) amphibolite. D) schist.
Environmental & Atmospheric Sciences
Predict whether Iran or Iraq will have the most economic growth in the future
What will be an ideal response?
Environmental & Atmospheric Sciences
When gas escapes quickly and violently from lava it may produce a frothy glass full of holes left by former gas bubbles; this porous material, known as pumice, contains so many holes it can float on water.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences
Tropical climates are the most extensive climate regions, occupying 36% of Earth's land and ocean areas
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences