Because particles move randomly, molecules tend to move
across the membrane in both directions. Yes, the model indicates that the molecules are moving
in equal amounts in both directions. This calld the state of equilibrium where
the forward and backward movements are equal hence the net movement is equal to zero
Answer:
Animal cells have a cleavage furrow which will pinch the cytoplasm into two nearly equal parts
Explanation:
The appropriate answer is A. it may introduce new bacteria to the system. Biotechnology involves the use of living organisms in innovative ways to get a beneficial outcome. Biotechnology is often used in agriculture, medicine and a host of other fields.
B. is an inappropriate answer because it specifies the use of chemicals and not living organisms.
Answer:
Fourth and Fifth month
Explanation:
The fourth and fifth months formed the major part of the second trimester, and it is characterized by the growth of the brain and central nervous system which shows more alertness and developed faster in a way that appears similar to that of a new baby.
Also, this fourth and fifth month is characterized by growth in other parts of the unborn baby such as an increase in heartbeat, fingernails, hair, eyelashes, and toenails.
