Flowering plants reproduce sexually through a process called pollination. The flowers contain male sex organs called stamens and female sex organs called pistils. Cross-pollination happens when the wind or animals move pollen from one plant to fertilize the ovules on a different plant.
Answer:
a function and its inverse are reflected over the line y = x
Explanation:
They provide the immune system with "memory" against previously encountered pathogens.
T memory cells are necessary for protective immunity against invading pathogens
Answer:
He chose peas because they had been used for similar studies, are easy to grow and can be sown each year.
Explanation:
I just saw the answer on the website :)
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Answer:
B. Complex multi-cellular organisms will suffer more, because vital differentiated cells that the rest of the organism requires will be lost.
Explanation:
If the predator takes bite of an organism, complex multi-cellular organisms will be likely to suffer more. Multi-cellular organisms have specialized cells that perform specific functions like skin cells, muscle cells, etc. If any part of such organism is lost, the whole body’s mechanism would be harmed.
