Q: Alterations that change chromosome structure are known as? A:

OPTIONS:
- lesions
- traits
- deformities
- mutations

Answer: mutations

Problem: OPTIONS:
- cartilaginous
- saddle
- plane
- syndesmoses
Q: Q: What are joints in which the bones are connected by a band of connective tissue? A:
Answer: syndesmoses

Problem:OPTIONS:
- one
- six
- two
- four

Q: Like mammals and birds, and unlike other reptiles, crocodiles have how many chambers in their heart? A:
****
A: four

Q: The passing of traits from parents to offspring is done through what? A:
OPTIONS:
- sperm
- egg
- blood
- dna
dna

Q: Respiratory therapists or respiratory practitioners evaluate and treat patients diseases affecting what part of the body? A:
OPTIONS:
- byproduct , heart , and blood vessels
- brain, stomach, heart
- heart, lungs, stomach
- lung, heart, and blood vessels

Answer: lung, heart, and blood vessels

input with options: Q: When does the nucleus divide? A:
OPTIONS:
- meiosis
- photosynthesis
- epistasis
- mitosis
output:
mitosis