Answer:
Step-by-step 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.
9514 1404 393
Answer:
50575
Step-by-step explanation:
The correct answer choice is marked. Evaluating it gives ...
the sum is 50,575
There are 2 eighths in one fourth
2/8 = 1/4
Answer:
B and D
Step-by-step explanation:
D) bc 15% of 1000 is 150 and 1000-150 is 850.