Two questions that i am stuck on for my biology review
1.) all cells are able to continue living because of their ability
a. produce food
b. excrete waste
c. produce offspring
d. produce hormones
2.) what structure in a cell corresponds with the function of the human lungs?
a. nucleus
b. vacuole
c. cell membrane
d. mitochondria

Asmall number of finches are removed randomly from the wild and placed in a protected bird area. they are given as much food as they need and have plenty of space. why would natural selection not occur in this population? a. there is no reason for genetic mutation to occur. b. the birds compete for limited resources, c. the population has not reached carrying capacity. d. there is no genetic variation in the finches.

When lactate builds up in a runners muscles it causes a burning sensation what causes this to occur

Along what geographical feature are most of the oil producing regions located