Answer:
Sea cucumber,Vulture, and worms
they feed on dead organisms
Explanation:
Answer: A. Chemical signal
Explanation:
Chemical signal is the type of communication which coordinates actions between neighboring cells
.
This ability originated in single cells organisms and was essential for the evolution of multicellular organisms because after a cell receives a message, it is transferred across the plasma membrane and changes are brought about within the cell in response to this message.
Try to keep your skin mosturized as much as you can, but in general you can't really prevent it because its just dead skin. it happens to everyone.
This zone is called as the zone of aeration. It is present between the earth's surface and the water table, and its main constituents are the soil and rocks. The pores which are present in this zone are partly filled with water, and may mix up with air, causing aeration.
One strand of DNA contains many proteins.
