Question 16

What is chalk considered?

an element

a colloid

a compound

a solution

Mutations occur when directed by the good of the species; natural selection edits out harmful mutations and causes populations to adapt to the beneficial mutations

What is the difference between a haploid and and diploid cell?

Which process occurs only in autotrophic organisms? Calvin cycle chemiosmosis Krebs cycle proton pump mechanism

What kinds of things could decrease Earth's temperature?

Explain why the use of head movements often creates communicative misunderstandings.

Diphosophorus oxide is held together by which sort of bonding?

Early in development, every neuron has the potential to

What characterizes an igneous rock that forms from rapid cooling above the earth's surface?

why do you think the blood ph stays neutral while the same amount of lactic acid in water was very acidic

What conditions make for a violent volcanic eruption? a. Magma that can flow easily b. Magma with low gas content c. Magma with low silica content d. Magma with high viscosity