Q: Answer the following question given this paragraph: Q: Arteries carry oxygenated blood away from the heart, what carries un-oxygenated blood back to the heart? A:

OPTIONS:
- glands
- intestines
- lungs
- veins

A: veins

input: OPTIONS:
- marrow
- collagen bands
- hormones
- muscle Now, answer this question: Answer the following question given this paragraph: During the systolic phase of the cardiac cycle, the heart is ________. contracting b. relaxing c. contracting and relaxing d. filling with blood 16. How do arteries differ from veins? a. Arteries have thicker wall layers to accommodate the changes in pressure from the heart. Arteries carry blood. Arteries have thinner wall layers and valves and move blood by the action of skeletal muscle. Arteries are thin walled and are used for gas exchange. Most of the hormones produced by the anterior pituitary perform what function? a. regulate growth b. regulate the sleep cycle c. regulate production of other hormones d. regulate blood volume and blood pressure 18. What is the function of the hormone erythropoietin? a. Q: Arteries have thinner wall layers and valves and move blood by the action of skeletal what? A:
A:
output: muscle

Answer the following question given this paragraph: Friction is caused by bodies sliding over rough surfaces. Q: What is caused by bodies sliding over rough surfaces? A:

OPTIONS:
- heat loss
- tension
- vibration
- friction

Answer: friction

Problem: OPTIONS:
- evaporation
- electrolysis
- hemostasis
- osmosis
Q: Answer the following question given this paragraph: Osmosis is the special case of the diffusion of water. It's an important means of transport in cells because the fluid inside and outside cells is mostly water. Water can pass through the cell membrane by simple diffusion, but it can happen more quickly with the help of channel proteins. Water moves in or out of a cell by osmosis until its concentration is the same on both sides of the cell membrane. Q: What is the diffusion of water known as? A:
Answer: osmosis

Problem:OPTIONS:
- dioxide , chloride
- quartz, carbon
- carbon , chloride
- sodium, chloride

Answer the following question given this paragraph: Have you ever gone swimming in the ocean? If you have, then you probably tasted the salts in the water. By mass, salts make up about 3.5% of ocean water. The table below shows the most common minerals in ocean water ( Table below ). The main components are sodium and chloride. Together they form the salt known as sodium chloride. You may know the compound as table salt or the mineral halite. Q: What are the two main minerals found in ocean water? A:
****
A: sodium, chloride

Problem:OPTIONS:
- 45
- 51
- 68
- 64

Answer the following question given this paragraph: The mRNA is divided into three-base segments called codons. A codon is the segment of nucleotides that codes for an amino acid, or for a start or stop signal. There are 64 codons. Q: What is the total number of codons? A:
****
A:
64