Two individual flatworms must transfer sperm to each other
Answer:
protons and neutrons
Explanation:
Protons and neutrons have a positive and neutral charge, respectively. They are in the nucleus, while the negative electrons orbit the nucleus.
<span>Unlike plant cell animal cell contain
"Centrioles"
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Chlorella is a genus of about thirteen species of single-celled green algae belonging to the division Chlorophyta. The cells are spherical in shape, about 2 to 10 μm in diameter, and are without flagella. Their chloroplasts contain the green photosynthetic pigments chlorophyll-a and -b. In ideal conditions cells of Chlorella multiply rapidly, requiring only carbon dioxide, water, sunlight, and a small amount of minerals to reproduce.
An environmental scientist might study the effect of soil pollution on plant growth. This is true.
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