I think it is C because i got this same exact question in my class
Answer:
Hypotonic
Explanation:
there is less concentration in the blood compared to the brain
Answer:
Mutations Are Recessive or Dominant
Answer:
A human heart is roughly the size of a large fist.
Explanation:
but the size varies according to an individual's age, health and size. The heart weighs 7 to 15 ounces.
Answer:
Where is the question photo