True, the plasma membrane is selectively permeable and controls the various substances that are allowed into the cell and that are allowed to leave the cell.
Answer:
Explanation:
The upwelling of nutrients rich water to the top will increase species numbers and diversity.
When a particular area has the ability to sustain live by providing food and nutrients required for growth of organism the population will greatly increase this is because nutrients is the major source of competition among species for survival and every species goes in search for it and where there is abundance of it there will be a rise in population and diversity.
Varying type of species that are diverse in nature comes together, mating occurs more diverse species are formed.
Answer:
Xylem transports water and mineral salts from the roots up to other parts of the plant, while phloem transports sucrose and amino acids between the leaves and other parts of the plant.
"If I heard a herd of elephants talking to one another and being together regularly, I would capture their noises. Then I would play them into the ground at a separate spot far away from the herd of elephants. I would observe the elephants' reactions while I recorded them by playing various recordings through the ground (ex. if they freeze in place when they feel the vibrations, how they react afterwards, etc.). To compare and analyze the elephants' behavior, I would record this information and repeat the procedure several times."
Behavior- The reactions of a complete live organism to internal and/or external stimuli are internally coordinated behaviors.
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Animals move from place to place because -
1)in search of food and shelter.
2)to <span>protect themselves against adverse climatic conditions.
3)to protect themselves </span><span>from enemies and their predators
</span>4)to find suitable partners for <span>reproduction.
Animals migrate to reproduce, eat, or seek warmer climates.</span>
