An ecosystem with large number of species is said to have more organisms. An ecosystem with large number of species is said to have large number of organisms. Hope I helped!
Answer is A. The positively charged R group of a basic a.a could bind to DNA.
Basic amino acids have a positive charge and acidic amino acids have a negative charge. DNA also has negative charge because of the phosphate group in nucleotides. So they have opposite charges and can form ionic bonds.
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Answer:
mass : volume
Explanation:
Density is a physical quantity. An intensive property which can be used to determine any substance in nature.
Density is a unique quantity because it highlights the mass per unit volume of a substance.
Mathematically;
Density =
Mass is the amount of matter contained in any substance
Volume is the space they occupy
We clearly see that the ratio of mass to volume gives the value of density.
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Two similarities are: Volume and Shape