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HESI A2 Exam – Biology Questions With Complete Solutions $12.99   Add to cart

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HESI A2 Exam – Biology Questions With Complete Solutions

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HESI A2 Exam – Biology Questions With Complete Solutions

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  • November 3, 2024
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  • Hesi A2
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HESI A2 Exam – Biology Questions With Complete
Solutions

how are reactions catalyzed in a cell? Correct Answer enzymes

how can a dominant trait be expressed? Correct Answer if a
dominant allele is present

how can a recessive trait be expressed? Correct Answer both
alleles must be recessive

how can you trace many human disorders? Correct Answer
studying a person's chromosomes or creating a pedigree

how do amino acids bind together on a ribosome? Correct
Answer via peptide bonds

how do bases interact on complimentary strands of DNA?
Correct Answer hydrogen bonds

how do bound and free ribosomes differ? Correct Answer
identical in structure, but have slightly different roles

how do new nucleotides bind to exposed bases? Correct Answer
DNA polymerase

how does DNA replication occur? Correct Answer strands are
separated, then with the help of enzymes new complimentary
strands are created from the two original strands. this results in
two double-stranded segments of DNA identical to the original

,how does mRNA leave the nucleus? Correct Answer through
large nuclear pores

how does solar energy get converted to chemical energy during
the light reaction? Correct Answer light energy is absorbed to
split a water molecule and transfer the electron creating
nicotinamide adenine dinucleotide phosphate and producing
ATP

how does the high specific heat value of water play a role in the
biosphere? Correct Answer oceans and large bodies of water
are able to stabilize climates

how is a precusor to glucose formed? Correct Answer
photosynthesis

how is DNA organized within the nucleus? Correct Answer
chromosomes

is saturated fat liquid or solid at room temperature? Correct
Answer solid

is the hydrocarbon tail of a phospholipid water-soluble or not?
Correct Answer it is not water-soluble

is the phosphate head of a phospholipid water-soluble or not?
Correct Answer it is water-soluble

is unsaturated fat liquid or solid at room temperature? Correct
Answer liquid

, what are carbohydrates? Correct Answer generally long chains
or polymers of sugars

what are cardiovascular problems associated with? Correct
Answer diets containing high quantities of saturated fats

what are enzymes? Correct Answer proteins that act to catalyze
different reactions or processes

what are found in cells with a high rate of protein synthesis?
Correct Answer large number of ribosomes

what are long chains of amino acids called? Correct Answer
polypeptides

what are many proteins used for that pass all the way through
the cellular membrane? Correct Answer act as transport
highways

what are metabolic pathways? Correct Answer series of steps
that a reaction takes place

what are nucleic acids? Correct Answer molecules of
inheritance

what are organelles? Correct Answer components found within
cells

what are other examples of genetic expression? Correct Answer
multiple alleles, pleiotropy, epistasis, polygenic inheritance

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