Answer:
Tightly packed group of older stars large grouping of more than two stars loose, disorganized star cluster held together by gravity large collection of stars, gas, and dust held together by gravity
Explanation:
Google
Answer: ribosome
Explanation:
rhe mRNA (messenger RNA) takes the transcribed RNA strand to ribosomes in the in the cytoplasm. Here, tRNA will attach to codons using anticodons. The tRNA will also bring amino acids that will make a polypeptide chain. This makes proteins.
Answer:
They speed up chemical reactions. Without them you wouldn't be alive. They break down macromolecules, and also lower the amount of energy needed for a chemical reaction to happen.
Answer:
As a cell grows in size, the surface area gets bigger, but the volume gets bigger faster. Thinking about this as a ratio (division), the volume is the denominator and the surface area is the numerator. If the volume is getting very big, then the ratio itself will be getting very small.
The color and texture of both things can be used for the upper middle and lower layers of the earth