brain is the organ which does play a role in mechanical or chemical digestion
Answer:
By pulling down rocks and particles.
Explanation:
For example, in a cliff, where rocks are being pulled down by gravity. Their particles and small pieces of rock are forced to fall apart, slowly eroding down any rock or sediment.
Answer:
Most biomolecules are organic compounds, and just four elements—oxygen, carbon, hydrogen, and nitrogen—make up 96% of the human body's mass. But many other elements, such as the various biometals, are present in small amounts. Sometimes polymers are also known as macromolecules or large-sized molecules. Usually, polymers are organic (but not necessarily). A monomer is a molecule that is able to bond in long chains.
Explanation:
Understand?
Answer:
false ig because animal cell is not complex(i am not sure)
Answer:
Ok, I am going to try my best to label all of this. It is quite a vague drawing, isn't it? lol, lets see:
A - Lysosome
B - Endoplasmic Reticulum
C - Golgi Bodies?
D - Cell Membrane
E - Nucleus
F - Ribosomes
G - Cytoplasm
H - Mitochondria
Thank you very much! If you need any more help or such, make sure to comment, and I'll try to help some more. Thank you!