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BIO 316 Exam 1 | Questions And Answers Latest {} A+ Graded | 100% Verified
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BIO 316 Exam 1 | Questions And Answers Latest {} A+ Graded | 100% Verified
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BIO 316 Exam 1 | Questions And Answers Latest {2024- 2025} A+ Graded | 100%Verified
Which statement best describes an animal cell membrane? - double layer of phospholipids that is
selectively permeable
Enzymes are proteins that - lower the activation energy of a reaction and are not consumed in the
process
Cells use active transport to - pump ions or molecules against their concentration gradient
"High-grade" energy refers to - chemical, electrical, and mechanical energy
Which statement regarding animals is true?
a. There is no distinction between an animal and its environment.
b. Once adults, animals are structurally static.
c. All animals require energy to maintain their organization.
d. Body size is significant in the lives of only small animals. - c. All animals require energy to maintain
their organization.
What is the principal advantage of conformity? - Very little energy is used by this process
A nonessential amino acid is an amino acid that - can be synthesized by the animal
To escape from a predator, a fish most likely uses _______ muscles - fast glycolytic
In the animal cell, the overall concentration effects on Na+ diffusion cause Na+ to _______ the cell. -
move into
Compared to fish found in lower temperature habitats, fish that inhabit higher - saturated phospholipids
in their brain synaptic membranes
, When maintaining homeostasis, it is important to do all of the following EXCEPT
a. detect changing conditions.
b. prevent external conditions from changing. c. generate appropriate responses to changes in the
external environment.
d. process information related to the changing external environment.
e. All of the above would occur during homeostasis - prevent external conditions from changing
What is transcriptomics? - The study of the subset of genes being copied to mRNA at any given time
Which of the following statements is true?
a. Gene expression is constantly being adjusted to meet the physiological demands of the animal.
b. Gene expression is fixed once an animal reaches adulthood.
c. All genes are expressed in all tissues all the time.
d. The expression of a gene results in the production of a lipid.
e. The expression of a genes results in the production of metabolites. - Gene expression is constantly
being adjusted to meet the physiological demands of the animal.
Why are mechanism and adaptive significance both important for our understanding of comparative
physiology?
a. Mechanisms do not imply adaptive significance.
b. Mechanisms provide a biochemical understanding of the physiological process.
c. The adaptive significance tells us what a mechanism is used for or why it exists.
d. All of the above are correct.
e. None of the above are correct. - All of the above are correct
When two solutions exchange water by osmosis, water always moves (but remember that solutes are
different) - from the solution with the lower osmotic pressure to the one with the higher osmotic
pressure
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