Choose the BEST paraphrase of this text: Black holes are extremely compact space objects that were once massive stars.
A) Black holes are super tiny space things that used to be big old stars.
B) Black holes are extremely compact space objects that were once massive stars.
C) Massive stars are extremely compact spaces objects that were once black holes. D) The extremely small objects in space that at one time were enormous stars are called black holes. Hint Communication (2.3) Quote Or Paraphrase ID: 55394

D

Explanation:

The extremely small objects in space that at one time were enormous stars are called black holes.

each of the 46 original chromosomes splits into two daughter chromosomes, so there are two sets of 46 daughter chromosomes that end up in each cell. human cells have 46 chromosomes. each chromosome consists of a pair of identical chromatids attached together by a structure called a centromere.

carbohydrates: (starches and sugars) composed of carbon, hydrogen, and oxygen.

lipids: (fats, oils, and waxes) are made of carbon and hydrogen atoms.

nucleic acids: contain hydrogen, oxygen, nitrogen, carbon, and phosphorus. they are polymers of nucleotides. a nucleotide has three parts, a 5-carbon sugar, a phosphate     (-po⬇️4) group, and a nitrogenous base.

proteins: made up of nitrogen, carbon, hydrogen, and oxygen. they are polymers of amino acids.