Answer:
I think that you meant autotroph, but the answer is producer
Explanation: the definition of autotroph is "an organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide."
Its B <span>sister chromatids separated and pulled to opposite poles
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Answer:
Cytoplasm
Explanation:
Eukaryotic cell: cell membrane, cytoplasm and nucleus
Prokaryotic: cytoplasm, has no nucleus
Answer:
This is because fluids have a polar nature, so they couldn´t cross the lipidic bilayer that constitutes the plasma membrane
Explanation:
Plasma membranes are contituted by lipid bilayers. These kind of compounds are hidrophobic (they reject water) and don´t permit the freely passage of hidriphilic molecules that can disolve in water, constituing fluids. Because of that cells developed transport mechanism like endocytosis.
When conducting legal experiments on animals, a researcher needs to obtain consent from the INSTITUTIONAL RESEARCH BOARD.
Each research institution has research board which sees into uses of animals for research purposes, consent must be obtained from the board before experiments involving usage of animals is carried out.