What's the difference between an endoskeleton and an exoskeleton

Which of the following aquariums would require the most air bubbled in to maintain oxygenation of the water: Aquarium A with warm water and some fish; Aquarium B with cold water, some fish, and some algae;

Why are there sutures on the human skull?

Which types of plants wouldn't thrive in dry forests? angiosperms bryophytes gymnosperms seedless

A population is better able to respond to environmental change if

Which best matches a list that a scientist would make to describe a forest ecosystem?

The process by which organ systems maintain a relatively stable internal environment

Which cells in your body contain your entire DNA code? A) Nerve cells only B) Brain Cells Only C) All your cells

Which of the following is a scientific question

Terry has recently been diagnosed with an inherited form of depression. which of the flowing is the most likely cause or the depression? a. Terry has a mutation in the enzyme involved in NE synthesis b.

What makes water a polar molecule? Choose 1 answer: It has fully positive and negative charges. It contains ionic bonds. C) It is able to dissolve nonpolar substances. It contains partial positive and negative charges.