Answer:
B. binding of glucose causes a conformational change so that the transporter is never open on both sides of the membrane
Answer: The question is not complete as options are not complete , the remain part are;
A. 3.7 years, photosynthetic bacteria.
B. 3.7 years cyanobacteria.
The correct option is
3.7 billion years old, cyanobacteria and stromatolite.
Explanation:
This is because cyanobacteria is the oldest fossil to exist and they have been in existence for about 3. 7 billion years. These cyanobacteria photosynthesized because they have thread like chlorophyll filament, they produce food through the process of photosynthesis which is needed for their survival and they release oxygen as bye product.
Autonomic nervous system:
-heart beats
-stomach digest
-produce bile
-feel a hot pain
-release adrenaline
-diaphragm relaxes
-colon contracts
-pancreas secretes
...............
somatic nervous system:
-make peace sign
-climb stairs
-curl tongue
-fingers curl
-point toes
-stretch arm
-fist clenches.
The answer is: An air conditioner that turns on if the temperature gets too hot.
Even though they hurt you emotionally, Negative feedbacks serve their own important function. They keep your feet on the ground and prevent you from getting too arrogant.
This function is similar as a cooling air conditioner. Hot temperature in the comparison above represent your arrogance and the air conditioner represent the negative feedback.
