Q: What does the coefficient in front of an element in a formula indicate? Choices: - number of atoms - place on the Periodic Table - time of the reaction - how much is involved in the reaction A:
how much is involved in the reaction

(Question)
Q: What's caused by damaged capillaries in the kidneys so the nephrons can no longer filter blood? Choices: - bacteria failure - sponge failure - colon failure - kidney failure A:
(Answer)
kidney failure

Ques: Q: What is unique and found in all living things because it can form up to four covalent bonds between atoms or molecules? Choices: - hydrogen - oxygen - potassium - carbon A:
Ans: carbon

(Q).
Q: Enzymes in saliva help bread down and digest what? Choices: - starches and water - water and fiber - fiber and minerals - starches and fats A:
(A).
starches and fats

Ques:Q: What is tube-shaped and brings urine from the kidneys to the urinary bladder? Choices: - gametophytes - vas deferens - fallopian tube - ureters A:

Ans:ureters

Q: When water particles become hot enough to overcome the force of attraction between them, what happens to the water? Choices: - it freezes - it pools - it evaporates - it boils A:
it boils