FREE BIOLOGY AND STUDY GAMES ABOUT UNIT 1 VOCAB

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FREE BIOLOGY AND STUDY GAMES ABOUT UNIT 1 VOCAB

EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -47 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: amino acid

Answer:

an organic molecule processing both a carboxyl and an amino group

Question 2: peptide

Answer:

bonds between the carboxyl group and amino acid group

Question 3: carboxyl terminus

Answer:

a chemical group percent in aldehyde and ketones and consistent of a carbon atom double bonded to an oxygen atom

Question 4: hydrogen bonding

Answer:

a type of weak chemical bond in which is formed when the slightly positive hydrogen atom of a polar covalent bond forms.

Question 5: protein

Answer:

a biologically functional molecule consisting of one or more polypeptides folded and code into a specific three-dimensional

Question 6: secondary structure

Answer:

regions of repetitive coiling or folding to the polypeptide backbone

Question 7: subunit

Answer:

a single protein molecule that assembles with other protein molecules to form a protein complex

Question 8: macromolecule

Answer:

a giant molecule formed by the joining of smaller molecules usually bite their hydration reaction

Question 9: cleavage

Answer:

this Obsession of Rapid cell division without significant growth during early development

Question 10: ribonucleic acid

Answer:

a type of nucleic acid consisting of a polynucleotide made up of nucleotide monomers with the ripest sugar and a nitrogenous base

Question 11: dehydration synthesis

Answer:

a chemical reaction in which two molecules become covalently bonded to each other

Question 12: unsaturated fats

Answer:

a fatty that has one or more double bonded

Question 13: cohesion

Answer:

the force of attraction between two like molecules

Question 14: saturated fats

Answer:

a fatty acid in which all carbons in the hydrocarbon tail are connected by a single Bond

Question 15: carbohydrates

Answer:

a sugar

Question 16: sugar phosphate backbone

Answer:

form stick structural framework of nucleic acids including DNA and RNA

Question 17: hydrophilic

Answer:

having an affinity for water

Question 18: antiparallel-integers

Answer:

referring to the arrangement of the sugar phosphate Backbone in a DNA double helix

Question 19: tertiary the structure

Answer:

their overall shape of a protein molecule do to the interactions of amino acid side chains

Question 20: lipid

Answer:

any of a group of large biological molecules including fats phospholipids and steroids that mix poorly

Question 21: double helix

Answer:

the form of native DNA referring to its two adjacent and temporal polynucleotide strands want wound around and the imaginary axis in to the shape

Question 22: ribose

Answer:

a complex of RNA and protein molecules the function as a site of protein synthesis in the cytoplasm consists of a large and small subunit

Question 23: 3'

Answer:

each end of DNA molecules has the number one in is referred to as five and the other end is referred as three

Question 24: Amino terminus

Answer:

and enzyme that joins each amino acid to the appropriate TRNA

Question 25: surface tension

Answer:

a measure of how difficult it is to stretch or break the surface of a liquid. water has high surface tension because of the hydrogen bonding of the surface molecules

Question 26: hydrophobic

Answer:

not having an affinity for water

Question 27: polar

Answer:

a molecule such as water with an even distribution of charges in different regions of the molecule

Question 28: beta-sheet

Answer:

one form of the secondary structure of proteins in which the polypeptide chain. Back and forth