Answer:
El ciclo celular es la replicación y reproducción de las células, ya sea en eucariotas o procariotas. Es importante para los organismos de diferentes formas, pero en general les permite sobrevivir. ... Los cigotos también dependen del ciclo celular para formar sus muchas células con el fin de producir un organismo bebé al final de su proceso.
Explanation:
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Mercaptoethanol is the chemical compound with the formula HOCH2CH2SH. ME , as it is commonly abbreviated, is used to reduce disulfide bonds and can act as a biological antioxidant by scavenging hydroxyl radicals (amongst others). It is widely used because the hydroxyl group confers solubility in water and lowers the volatility. Due to its diminished vapor pressure, its odor, while unpleasant, is less objectionable than related thiols.
Answer:
Before cell division must occur, the chromosomes must replicate themselves. Sister chromatids are the two initially identical copies.
Answer:
more Na+ diffuse into the cell than K+ diffuse out of it
Explanation:
When a nerve cell is stimulated, the electrical properties of the membrane are momentarily reversed. The inside of the membrane attains a positive charge of up to +40 millivolts, while the outside becomes negatively charged. Under these conditions the membrane is said to be depolarized.