Answer:
<h3><u>Required Answer</u><u>:</u><u>-</u></h3>
An increase in population, resources, natural disasters, and catastrophic events. Weather, natural disaster, human activity. As a population reaches its carrying capacity, resources become more scarce.
Answer:a) enzymes are responsible for the control of reactions and important in the transfer of energy during photosynthesis .an example is RuBisco ,which catalyse the addition of CO2 to ribulose biphosphate
Chlorophyll; chlorophyll is a photosynthetic pigment that absorbs wavelengths of light
Chloroplast: the chloroplast is a double membrane organelle that houses the chlorophyll.the photosynthetic reaction occurs in the lamellae of the chloroplast while the dark reaction occurs in the stroma
Explanation:
We need the label and location of the image lol
Answer:
Isotonic
Explanation:
A solution that has same concentration os solutes inside and outside is called isotonic solution.As no concentration gradient is developed to induce the diffusion of large amount of water across the cell membrane rather water molecules freely diffuse in and outside the cell.So there is no gain and loss of water by the cell due to which the cell neither shrinks not swell
The cells of SA node acts as the heart's peacemaker which establishes the pace for cardiac activity.
Sinoatrial node is also called sinus node.
SA node is termed as a group of cells which are located in the wall of the right atrium of the heart. Cells have the ability to produce electrical impulse. It travels to the heart via electrical conduction system which causes it to contract.
It produces action potential and also sets the rhythm of the heart.