Q: Q: In some parts of the world, too much of the sun's harmful uv radiation gets through because of a hole in what layer? A:

OPTIONS:
- mesosphere
- troposphere
- thermosphere
- ozone

A: ozone

input: OPTIONS:
- nucleus
- mucus
- cerebellum
- cytoplasm Now, answer this question: Q: As a myotube is formed from many different myoblast cells, it contains many nuclei, but has a continuous what? A:
A:
output: cytoplasm

Q: What theory of evolution is charles darwin most known for? A:

OPTIONS:
- natural change
- natural variety
- immoral selection
- natural selection

Answer: natural selection

Problem: OPTIONS:
- glycolysis
- digestion
- peristalsis
- egestion
Q: Q: What is the process by which undigested food leaves the body? A:
Answer: egestion

Problem:OPTIONS:
- photosynthetic
- barren
- trophic
- prokaryotic

Q: Organisms that lack both a nucleus and membrane-bound organelles are known as what, in general? A:
****
A: prokaryotic

Problem:OPTIONS:
- perennial and annual
- deciduous and evergreen
- succulents and conifers
- nonvascular and vascular

Q: The most basic division of land plants is between what type of plants? A:
****
A:
nonvascular and vascular