Which terms best describes the class of questions that Insel and Young were addressing when they studied the effect of antidiuretic hormone on monogamous voles by experimentally increasing the number of receptors in the brain?

a. proximate; mechanistic ultimate;
b. developmental/ontogenetic
c. ultimate; mechanistic
d. proximate; survival-value/adaptation
e. ultimate; survival-value/adaptation

The answer is a if u read the definition it makes sense

Bookpagechapter letter sentence word1

The answer is atmosphere. there are four spheres of the earth: 1. geosphere (from greek word 'geo' = ground), 2. hydrosphere (from greek word 'hydro' = water), 3. biosphere (from greek word 'bio' = life), and 4. atmosphere (from greek word 'atmo' = air). a magnetosphere is a region of space around astronomical objects controlled by the magnetic field of that object. through the process of elimination, since lightning is present in the air, it can be found in the atmosphere.