Q: Q: Archaeal cell walls contain a variety of polysaccharides and proteins but lack what? A:

OPTIONS:
- RNA
- DNA
- S-layers
- peptidoglycan

A: peptidoglycan

input: OPTIONS:
- cardiac
- immune
- proteins
- reproductive Now, answer this question: Q: What type of cells are gametes? A:
A:
output: reproductive

Q: What do you call the membrane lining the back of the eye? A:

OPTIONS:
- cornea
- stimulation
- aperture
- retina

Answer: retina

Problem: OPTIONS:
- earthquake chain
- volcanic system
- volcanic setting
- volcanic chain
Q: Q: What forms when tectonic plates move above a hot spot? A:
Answer: volcanic chain

Problem:OPTIONS:
- fat globule
- thrombocyte
- leukocyte
- hemoglobin

Q: Sickle cell disease is caused by production of an abnormal type of what? A:
****
A: hemoglobin

Problem:OPTIONS:
- membrane
- cuticle
- backbone
- exoskeleton

Q: What part of an animal helps to prevent water loss and gives support and protection? A:
****
A:
exoskeleton