50. what do researchers believe about the
hypothalamus?
f. it prevents mild depression.
g. it manages emotions.
h. it regulates the temperature of blood.
j. it causes negative emotions, such as fear,
rather than positive emotions.
k. it regulates the flow of blood to the brain.

Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?

The scales shown in the introduction measure mass, or the amount of matter in a particular object. the scientific law of conservation of mass states that matter cannot be created or destroyed during a chemical reaction, but it can change from one form to another. did the simulation support this scientific law? explain why or why not.

What would happen if a plant could carry out photosynthesis, but not respiration? question 1 options: it would have no food. it would have too much water. it would be unable to capture the energy in sunlight. it could make food but not break it down for energy.