Answer:
Explanation:
Cells generate energy from the controlled breakdown of food molecules. ... View Terms of Use molecules that other cells rely on for the energy required to sustain growth, metabolism, ... proteins that span the cell membrane permit specific molecules into the cell, Figure 2: Cells can incorporate nutrients by phagocytosis.
Answer:
This question is incomplete
Explanation:
This question is incomplete. However, let's understand some terms
Activation energy is the minimum amount of energy required for a reaction to proceed. Under normal condition, when the activation energy is high, it takes longer for the reaction to proceed than when it is low.
The burning of marshmallow is an exothermic reaction as it involves the transfer of heat energy into the environment.
Well, cray fish are omnivorous which means they eat animals too. Secondary consumers eat animals.
Cray fish are secondary consumers.
Hey there!
The answer is B, Pangaea. This was the name for the large continent that supposedly existed before we had all of our separate continents today (all of which were part of Pangaea).
Hope this helps