Answer:
an example of an organism being directly affected by a biotic factor is
a wood pecker makes holes in a trees bark and that allows insects into the tree killing it the biotic factors are the wood pecker and the insects the affected organism is the tree
Explanation:
Answer:
An animal nutritionist specializes in the dietary needs of animals in captivity, such as pets, farm animals, and zoo animals.
Explanation:
hope this helps
Y=-(x^2-20x+64)
----find two numbers that multiply to 64 and add to -20. They are -16 and -4--
y=-(x-16)(x-4)
ROOTS : 16, 4
A) Vibrations
Sounds vibrate the eardrum