Q: Q: What is the nervous tissue in the brain and in the rest of the nervous system made up of? A:

OPTIONS:
- electrons
- plastic
- ions
- neurons

A: neurons

input: OPTIONS:
- sound waves
- light waves
- gamma waves
- radio waves Now, answer this question: Q: What waves do radio and television use? A:
A:
output: radio waves

Q: Viroids are plant pathogens much simpler than what, but like them can reproduce only within a host cell? A:

OPTIONS:
- pests
- bacteria
- parasites
- viruses

Answer: viruses

Problem: OPTIONS:
- variation
- mass
- weight
- size
Q: Q: The number of possible isomers increases tremendously as carbon skeletons increase in what? A:
Answer: size

Problem:OPTIONS:
- germination
- spawning
- meiosis
- mitosis

Q: In a single-celled organism such as chlamydomonas, there is no what after fertilization? A:
****
A: mitosis

Problem:OPTIONS:
- respiration and dermis
- layers and dermis
- Blood and dermis
- epidermis and dermis

Q: What two layers is the skin made of? A:
****
A:
epidermis and dermis