Answer:
The cell membrane is a double layer of phosphate molecules and lipids.
The cell membrane’s protein channels only let certain molecules pass through.
The cell membrane has protein channels that are partly inside and partly outside the cell.
Explanation:
Answer:
Water is a colorless and odorless substance and it comes from the ocean.
Answer:
These two forces are called action and reaction forces and are the subject of Newton's third law of motion. Formally stated, Newton's third law is: For every action, there is an equal and opposite reaction. The statement means that in every interaction, there is a pair of forces acting on the two interacting objects.
Answer:
d. low rates of offspring survival
Explanation:
"Big-bang" reproduction also called semelparity is reproductive strategy in which only one single reproductive event happens during the lifetime of an organism. Usually after that reproduction, death of parents occur. This happens because "parents" put all available resources into maximizing reproduction. Many offspring are produced during this type of reproduction.
