They were the first to reproduce using seeds. They can reproduce with themselves or with other plants :)
Answer:
The correct answer is:
The two layers of the plasma membrane are identical.
Explanation:
The plasma membrane is called a lipid bilayer because it is composed of two layers of cells and it makes the boundary of cell.
The other three statements are false because
Plasma membrane is semipermeable i.e it allows the transport of materials inside and outside the cell.
The proteins in the plasma membrane are integral proteins
The proteins in the plasma membrane are extensively folded and protruding from the membrane are in contact with inside and outside the cell.
Answer:
Explanation: Carbon dioxide increases temperatures, extending the growing season and increasing humidity. Both factors have led to some additional plant growth. However, warmer temperatures also stress plants. With a longer, warmer growing season, plants need more water to survive.
<span>nerve cells are much longer to aid in sending signals to and from the brain</span>
Involuntary muscles are the muscles that move without conscious control of the organism and are controlled by the autonomic nervous system.
Some examples of this are:
• the ,cardiac muscle, (,heart,)
,
• smooth muscles,, like the ones found in the ,stomach,, ,intestine,, and, bladder.