Answer;
C. it is the part f the atom with the greatest mass
Explanation;
The nucleus of an atom is a small dense region at the center of an atom that contains protons and neutrons.
Almost all the mass of an atom is located in the nucleus, with a very small contribution from the electron shells.
The protons are positively charged which gives the nucleus a positive charge while the neutrons have no charge.
Three scientists are credited with the development of cell theory. Matthias Schleiden observed that all plants were made of cells; Theodor Schwann observed that all animals were also made of cells; and Rudolf Virchow observed that cells only come from other cells.
As an example I will tell you how to extract DNA from peas
1. Blender insanity
<span>The blender separates the pea cells from each other, so you now have a really thin pea-cell soup
</span>2. Soapy peas
3. Enzyme Power
4. Alcohol Seperation
Answer:
endocytosis
Explanation:
Endocytosis is a cellular process in which substances are brought into the cell. The material to be internalized is surrounded by an area of cell membrane, which then buds off inside the cell to form a vesicle containing the ingested material.
Answer:
Moon, planet, planet
Explanation:
Moons revolve around planets, Jupiter is considered a planet because it revolves around the sun, and a planet is a body that revolves a star.