A mutation is a change in a DNA sequence brought about either by a mistake made when the DNA is copied or through chemical damage. Regions of the genome (called genes) provide instructions for creation of protein molecules, which perform most of the important jobs in cells. Certain types of mutations are silent and have no effect, but others affect protein production in a variety of ways.
Answer: option D
The sodium potassium ion exchange move sodium and potassium in opposite direction in electrochemical gradients.
Explanation:
The sodium potassium pump is found in many animals plasma membranes and its moves the sodium and potassium ion in opposite direction across the plasma membrane with the hydrolysis of ATP(adenosine triphosphate) to supply the needed energy. It is an active transport process.
Answer:
(a)-Kinesthetic
Explanation:
- The <em>Vestibular sense </em>is responsible for our sense of spatial orientation or balance.
- The Auditory sense is responsible for the perception of sounds.
- The Umami Olfactory sense is responsible for our sense of smell and taste.
So the answer is (a), kinesthesic. It is thanks to the kinesthetic sense that we can go up stairs easily without stopping to see and carefully control the movement of each of our legs.
Answer:
He used peas because they are self pollinating,they grow fast,and they have many traits