In the human body, what are systems made of?

Earth's atmosphere is composed of A. carbon dioxide, ozone, and magnesium. B. water, liquid oxygen, and trace amounts of other liquids. C. nitrogen, oxygen, and trace amounts of other gases. D. iron, oxygen, and silicon. Reset Submit

Which phrases describe clastic sedimentary rocks? Check all that apply. grouped by color formed by mechanical weathering grouped by size of rock fragments formed from dead plants and animals formed when rock fragments are squeezed together

E. which class of substances in model 2, polar or nonpolar, is more likely to be found in high concentrations in the bloodstream of a vertebrate? justify your reasoning.

The classical laboratory experiments performed by urey and miller to explore the necessary conditions for the production of organic molecules (the building blocks of living things) in the solar system involved the passing of electrical discharges

Which of these statements is true of active listening?

How do sponges repoduce sexually and asexually

What are red eared slider turtles predators

2. If scientists identify an animal with bilateral symmetry and no segmentation, which phylum can it definitely not belong to? A. Roundworms B. Annelids C. Mollusks D. Flatworms

4) This is a genetic disorder seen in human female caused by a missing or X chromosome due to nondisjunction during meiosis.

What process includes the Nucleus' control over the cell's activities?