Answer:
To determine that electric beams in cathode ray tubes were actually made of particles
Explanation:
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The membrane surrounding the cytoplasm of the cell
Answer:
Receptor-mediated endocytosis is a form of endocytosis in which receptor proteins on the cell surface are used to capture a specific target molecule. The receptors, which are transmembrane proteins, cluster in regions of the plasma membrane known as coated pits.
Explanation:
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Explanation:
Genetic conditions such as trisomy (three chromosomes) or monosomy (only one chromosome). They can also determine the fetus' gender by looking at the XY / XX chromosomes.