Organ system is the answer
Answer:
Explanation:I found the answer on this website. It seems correct! Link Below!ly/3fcEdSx
bit.
The correct answer is (a.) less dense than. The water in the Gulf of Mexico is less dense than the water near arctic regions. The Gulf Mexico is an ocean that has been largely surrounded by the continent of North America. The Gulf of Mexico was a result of the plate tectonics 300 year ago.
First pic :
plants do not have cell membranes
(plants have BOTH cell membranes and cell walls)
second pic:
ATGC
(opposite strand of the DNA TACG)
third pic:
the second choice
(selectively permeable means only specific molecules could get in and go out)
fourth pic:
option 2
(cellular respiration takes sugar (or food) and makes it into ATP energy. this is what makes us have energy after we eat)
I really hope this helped :))