False. Prokaryotes dont have a nucleus but a similar structure called a nucleoid. Only eukaryotes have a nucleus and other membrane bound organelles.
Answer:
C
Explanation:
If you drop something on the ground and watch it fall, you are observing gravity at work, so A is not an option. All data proves this law exists, so B is not an option, and it will not continue to change, as it never has changed, so it is not D.
b. Cell membrane
Explanation:
Homeostasis is a set of conditions where an organism will function best. Every organism works hard in order to attain homeostasis and cell membranes play an important part in maintaining homeostasis.
The function of a cell membrane is to control the materials of coming in or out of the call. The cell membrane decides if that specific material will enter the cell or not based on the optimal concentration level.
Answer: B. species of crab is living and reproducing successfully near hot hydrothermal vents at the bottom of the Pacific Ocean, while other crab species are unable to survive there.
Explanation: This species of crab <em>adapted</em> to their given habitat, while other couldn’t.