input: OPTIONS:
- whiskers
- pituitary glands
- taste buds
- scent glands Now, answer this question: Q: When cats mark their territory by rubbing their face against an object, they deposit chemicals released by what structures? A:
A:
output: scent glands

Q: What is the name for a simple machine that consists of two inclined planes? A:

OPTIONS:
- slope
- pulley
- lever
- wedge

Answer: wedge

Problem: OPTIONS:
- core electrons
- ions
- shell electrons
- valence electrons
Q: Q: What are electrons at the outermost energy level of an atom are called? A:
Answer: valence electrons

Problem:OPTIONS:
- rna
- genes
- ribosomes
- chromosomes

Q: What forms when the dna in the nucleus wraps around proteins? A:
****
A: chromosomes

Q: How many naturally occurring elements are known on earth? A:
OPTIONS:
- 85
- 60
- 87
- 90
90

Q: Where is chemical energy stored? A:
OPTIONS:
- ribosomes
- cell wall
- nucleus
- atom bonds

Answer:
atom bonds