When the concentrations of estrogen and progesterone are low
Tiny airborne particles of water vapor condense into liquid or ice on the surfaces of dust particles in the air. As more water vapor condenses into water droplets, a visible cloud forms.
Answer:
photosynthesis allows plants to make their own nutrients/food
Explanation:
photosynthesis is the process where plants make their own glucose so that they get ATP (energy) from the nutrients which allows them to grow. The chloroplast is the organelle where photosynthesis occurs, so it allows the process to happen.
Answer:
<h3>a) allow pollen grain to stick to insect</h3>
