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ASU BIO 182 EXAM 1 AND PRACTICE EXAM NEWEST ACTUAL EXAM COMPLETE 400 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+ $22.99   Add to cart

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ASU BIO 182 EXAM 1 AND PRACTICE EXAM NEWEST ACTUAL EXAM COMPLETE 400 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+

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ASU BIO 182 EXAM 1 AND PRACTICE EXAM NEWEST ACTUAL EXAM COMPLETE 400 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+

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  • October 30, 2024
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ASU BIO 182 EXAM 1 AND PRACTICE EXAM
NEWEST ACTUAL EXAM COMPLETE 400
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY GRADED A+




Energy can be defined as the ability to do work, or produce - ANSWERchange

Which of the following would be an example of potential energy
♣A piece of cake ready to be consumed
♣A moving muscle while exercising
♣None is correct
♣Heat - ANSWERA piece of cake ready to be consumed

Maintaining conditions of physiological variables such as the blood pH, the body
temperature, and blood glucose etc within a narrow range of physiological values is
called
♣Feedback forward
♣Negative feedback
♣Positive feedback
♣Homeostasis - ANSWER

When the blood levels of the sugar drop, specific cells in the pancreas release the
hormone ___________________. In this negative feedback system, these cells of the
pancreas represent the __________________ of the system.
♣Epinephrine; effector
♣Glucagon; sensor
♣Epinephrine; sensor
♣Insulin; set point
♣Glucagon; Effector
♣Insulin; effector - ANSWER

Choose the example representing a negative feedback in the regulation of organismal
homeostasis.

,♣John starts sweating after spending one hour at 50O F
♣The amount of salt in John's urine increases following consumption of large amount of
salty chips.
♣None of these is a representative example.
♣John's heart rate drops when he starts exercising. - ANSWER

Which of the following is TRUE about exergonic reactions
♣Energy is released from the reactants
♣Energy is not released or gained
♣The products of an exergonic reaction contain more free energy than their reactants
♣None of these are correct - ANSWER

Which of the following individuals demostrates the best ability to maintain blood glucose
homeostasis following a large piece of cake?
♣Evan - because his blood sugar levels were 200 mg/dl two hours after he ate the cake.
♣Tom - because his blood sugar levels were 50 mg/dl two hours after he ate the cake.
♣John - because his blood sugar levels were 100 mg/dl two hours after he ate the cake.
♣Cannot know the answer, unless I also know their insulin and glucagon blood levels -
ANSWER

The hormones that maintain the blood glucose concentrations within a certain range
make use of the positive feedback system.
♣ True
♣ False - ANSWER

The process of oxidation is associated with the transfer of energy, and where a molecule
♣ Is losing electrons
♣ Is gaining electrons
♣ None is correct
♣ Is accepting electrons - ANSWER

A marathon runner is completing her last mile of the 26.2 miles she has to run. During
that time, her body has converted ______________ energy to ________________, while at
the same time ____________ is lost.
♣ kinetic; chemical potential; hea
♣ chemical potential; heat; kinetic energy
♣ Chemical potential; Kinetic; Heat
♣ food; heat; potential energy - ANSWER

The ability to maintain constant internal environment occurs at the ______________ level
only.
♣ Organismal
♣ Cell
♣ Organ
♣ All the answers are correct - ANSWER

According to some evidence obesity is the result of a change in the
____________________ in the brain that evaluates the number of calories a person
requires to maintain normal physiology. Because of that response an individual
consumes more calories than she/he needs ultimately gaining weight.
♣ Integrator

,♣ Sensor
♣ Effector
♣ Set point - ANSWER

The chemical reactions occurring within cells that are required to sustain life are referred
to as
♣ Anabolism
♣ Catabolism
♣ Oxidation
♣ Metabolism - ANSWER

Disruptions of ____________________________can lead to illness or death. -
ANSWERHomeostasis

The membrane of a cell plays an important role in maintaining constant environment
within the cell. This is accomplished by
♣ connecting one cell to the cell next to it.
♣ acting as a barrier that allows selective molecules to cross in either direction.
♣ providing a specific shape for each type of cells.
♣ separating the inside from the outside of the cell. - ANSWER

A bodybuilder builds muscle by increasing the amount of protein contained in his
muscle cells. This is an example of a chemical reaction that is:
♣ Exergonic and catabolic
♣ Endergonic and anabolic
♣ Endergonic and catabolic
♣ Exergonic and anabolic - ANSWER

The maintenance of relatively constant glucose levels in the blood, is called glucose
♣ Stability
♣ Equilibrium
♣ Balance
♣ homeostasis - ANSWER

Changing the shape of a protein requires energy
♣ True
♣ False - ANSWER

Energy is not created or destroyed, but it is converted from one type to another.
♣ True
♣ False - ANSWER

The digestive system regulates digestion and absorption of food ultimately into the
blood circulation. Most of the nutrient are absorbed in a way that their rate of absorption
does not depend on the body needs.
♣ This is an example of maintaining homeostasis using a negative feedback mechanism.
♣ This is not a response that describes maintenance of body homeostasis.
♣ This is any example of maintaining homeostasis using a positive feedback mechanism.
♣ This is an example of maintaining homeostasis using a feed-forward feedback
mechanism. - ANSWER

, Regulation of homeostasis utilizes __
♣ Combo of positive and negative feedback
♣ Feedforward feedback
♣ Positive feedback
♣ Negative feedback - ANSWER

Chose the answer that represents a form of kinetic energy
♣ Wind
♣ Light
♣ Heat - ANSWER

Which of the following describes ATP hydrolysis
♣ Bothe exergonic and anabolic
♣ Exergonic
♣ Anabolic
♣ None is correct - ANSWER

Glucagon and epinephrine are the primary hormones that regulate blood glucose
homeostasis
♣ True
♣ False - ANSWER

Maintaining temperature homeostasis within a cell is important for cell survival and
optimal regulation of metabolic reactions
♣ True
♣ False - ANSWER

The ___________________ of glycogen from individual/separate molecults of glucose is
an ___________________ reaction.
♣ Synthesis; exergonic
♣ Synthesis; endergonic
♣ Breakdown; endergonic
♣ Breakdown; exergonic - ANSWER

All of the following are net final products of the anaerobic part of the glycolysis, EXCEPT
♣ Pyruvate
♣ ATP
♣ Acetyl-CoA
♣ NADH - ANSWER

The net energy production associated with the anaerobic metabolism of 1 molecule of
glucose is:
♣ 2 ATP and 2 FADH2
♣ 2 ATP and 2 NADH
♣ 0 ATP and 2 NADH
♣ 2 ATP and 0 NADH - ANSWER

Following the citric acid cycle reactions, but before the electron transport chain
reactions and oxidative phoshorylation, the energy from the original glucose molecule
will be in the form of
♣ Oxygen

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