Exam (elaborations)
BIOB34 FINAL EXAM ACTUAL QUESTIONS AND ANSWERS 2024;(PASS IN FIRST ATTEMPT)(100% VERIFIED)
- Course
- Institution
BIOB34 FINAL EXAM ACTUAL QUESTIONS AND ANSWERS 2024;(PASS IN FIRST ATTEMPT)(100% VERIFIED)
[Show more]
Content preview
BIOB34 FINAL EXAM ACTUAL QUESTIONS AND ANSWERS 2024;(PASS IN FIRST ATTEMPT)(100% VERIFIED)Amylase breaks down glycogen into which of the following? (multiple answers)
a. maltose
b. branched oligosaccharides
c. sucrose
d. glucose
e. lactose Ans👌👍 - a. maltose
b. branched oligosaccharides
Some animals use a combination of supercooling AND controlled ice-foramation outside thier cells to survice cold temperatures.
a. true
b. false Ans👌👍 - a. true
Brown adipose tissue is a thermogenic tissue largely because...
a. it cycles Ca2+ across membranes in a futile cycle
b. its rete mirabile effectively retains extra heat
c. it is highly vascularized
d. the electron transport system and ATP synthase activity of its mitochondria are somewhat uncoupled Ans👌👍 - d. the electron transport system and ATP synthase activity of its mitochondria are somewhat uncoupled Which of the following would cause the resting metabolic rate of an ectotherm (e.g. a lizard) to increase (assume no other environmental parameters are changed and that the ambient temperature is 20 deg. C)?
a. painting it with a non-toxix white paint
b. immersing it in water
c. increasing the wind/airflow in the chamber
d. placing it under intense lighting Ans 👌👍 - d. placing it under intense lighting
Which of the following is TRUE of disaccharides in the mammalian digestive tract? (multiple answers)
a. salivary amylase hydrolyzes some, or most, disaccharides into component monosaccharides
b. specific disaccharide, such as sucrose, is split into component monosaccharides by any of the disaccharidases present in the small intestine (e.g. maltase, lactase, etc.)
c. they are a product of amylase catalytic action
d. if directly ingested, they pass through the oral cavity and stomach essentially intact Ans
👌👍 - c. they are a product of amylase catalytic action
d. if directly ingested, they pass through the oral cavity and stomach essentially intact
Poikilotherms do NOT exhibit or have which of the following? (multiple answers)
a. a range of tolerance
b. a thermoneutral zone
c. incipient lower lethal temperature
d. upper critical temperature Ans 👌👍 - b. a thermoneutral zone
d. upper critical temperature Both the citric acid cycle and beta oxidation of fatty acids take place int he cytoplasm.
a. true
b. false Ans👌👍 - b. false
Imagine a goldfish is acclimated to cold temperature (held for weeks at 5 C). Compared to a room temperature acclimated fish, you find that the cold acclimated fish has a higher density of mitochondria in its muscle fibers. This is an example of which kind of thermal acclimation strategy?
a. homeoviscous adaptation
b. qualitative
c. quantitative Ans 👌👍 - c. quantitative
The bison (1000 kg)and the black-tailed jackrabbit (2 kg) can be found across much of the same range in North America. Which would you predict has the broader thermoneutral zone?
a. black-tailed jackrabbit
b. no way to predict
c. bison Ans👌👍 - c. bison
Imagine you had a bearded dragon as a pet. You kept this small lizard in a terrarium in your room at a temperature of 25 C. Imagine then that you increased the temperature in the terrarium to 70 C. After an hour or two, how would the rate of O2 consumption of the muscle cells of your bearded lizard compare to the O2 consumption rate you would have measured when it was at 25 C?
a. it would be similar to that measured at 25 C
b. it would be higher than at 25 C
c. it would be zero (much lower than at 25 C)
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Wiseman. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
77254 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now