Answer:
D. organ systems
Explanation:
Organs and tissues that perform the same function are called organ systems
By looking at how the birds interact with fruits in different environment, you can determine where birds are from, what beaks specialize in eating what kind of food, and how those traits came to be (Darwinism)
Answer:
ik been boter ham man en appel en melk ;-$
Explanation:
<span>I believe the answer is: D. proteins
The main functions of these proteins is to allow specific substance to pass through the membrane of the cells which needed for the energy formation for cells'functions.It created through the combination of more than 20 amino acids with different functions.</span><span />
A. can cats learn to sit down on command
