Which statement best describes a hypothesis? a. the facts collected from an experiment are written in the form of a hypothesis b. a hypothesis is the correct answer to a scientific question c. a hypothesis is a possible, testable explanation for a scientific question d. a hypothesis is the process of making careful observations

A hypothesis is a proposition to explain some aspect of the natural world. It is a plausible explanation that must be tested (either confirmed or rejected) by using the scientific method.

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hydroxyl -oh

alcohols, always polar, can form hydrogen bonds with h2o molecules

carboxyl -cooh  

cargoxylic acids, has acidic properties which is a source of hydrogen ions, found in cells in ionized for with a charge of oh-1

carbonyl > co

ketone if within skeleton, aldehyde if group is at the end of skeleton, k & a may be structural isomers, it determines 2 sugars (ketose & aldose)

amino -nh2

amines, acts as a base, it can pick up h+ ions from surrounding solution, ionized with charge of 1+

methyl ch2

addition to rna/dna affects and gene expression

phosphate -opo3 ²⁻

organic phosphates, contributes to negative charge to, molecule that it is a part of, and potential to react with h20

sulfhydryl -sh

thiols, cross-linking stabilize the protein, and it is structure

it’s lava came from an explosive eruption