Problem: OPTIONS:
- changed
- moved
- observed
- destroyed
Q: Q: The law of conservation mass states that matter cannot be created or what? A:
Answer: destroyed

Problem:OPTIONS:
- ceramic gland
- bladder gland
- blood gland
- rectal gland

Q: What do sharks use to secrete salt to assist in osmoregulation? A:
****
A: rectal gland

Q: What type of diagnosis happens before a baby is born? A:
OPTIONS:
- maternal
- fetal
- postnatal
- prenatal
prenatal

Q: A few earthquakes take place away from plate boundaries, these are called what? A:
OPTIONS:
- outer earthquakes
- deformation earthquakes
- distant earthquakes
- intraplate earthquakes

Answer: intraplate earthquakes

Question: Q: What tool is useful for studying the ocean floor because the environment is remote and underwater? A:
OPTIONS:
- microscope
- telescope
- scale
- sonar
Answer: sonar

input: OPTIONS:
- mitochondria
- genomes
- atoms
- alleles Now, answer this question: Q: Evolution occurs because of changes in what over time? A:
A:
output:
alleles