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Radioactive isotopes are useful as they can be detected. Detecting these waves can help us find problems within the body and come up with prognoses. An example of this is PET scans. These use substances t...
For fertilisation to occur, the pollen (male gamete) of a flower must come in contact with the ovule (female gamete), which is contained within the pistil, of another flower. A pollinator (insect such as ...
A tissue.
Both a plant cell and an animal cell has cytoplasm, which is where chemical reactions happen. However, a plant cell has chloroplasts, containing chlorophyl and is the site of photosynthesis.
2y + 3x = 19y + 7x = 26so2y + 3x = 192y + 14x = 52minus the top from the bottom11x = 33x= 3put x into the initial questiony + 7(3) = 26y = 26-21y=5
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