Exam (elaborations)
BIO 152 FINAL PRACTICE EXAM QUESTIONS AND ANSWERS
- Course
- Institution
BIO 152 FINAL PRACTICE EXAM QUESTIONS AND ANSWERS
[Show more]
Content preview
BIO 152 FINAL PRACTICE EXAM QUESTIONSAND ANSWERS.
High levels of ADH activity would result in:
Correct Answer -A smaller volume of more concentrated urine
Best description of the mechanism of steroid action
Correct Answer -Forms complexes with receptors that directly influence
transcription of DNA
True or False: A hormone will always have the same effect on every cell
that has receptors on it
Correct Answer -False
An example of a tropic hormone:
Correct Answer -ACTH
After thyroid removal, you would see:
Correct Answer -High TSH, low T3 and T4
A human with a functional SRY gene will:
Correct Answer -Produce testosterone and anti-Mullerian hormone
A mutation in the 5a reductase gene prevents:
Correct Answer -Conversion of testosterone into dihydrotestosterone
Semen is sperm combined with fluid from what 2 structures
Correct Answer -Seminal vesicles and prostate
,True or False: The vaginal opening and the urinary opening are the same
structure
Correct Answer -False
High levels of _____ are produces by the _____ after ovulation
Correct Answer -Progesterone
Corpus luteum
In many land animals, cell divisions during cleavage are unequal
because:
Correct Answer -The yolk is unevenly distributed between animal and
vegetal pole
Nervous and sensory systems are derived from what germ layer?
Correct Answer -Ectoderm
Adult stem cells:
Correct Answer -Are multipotent
Putting your hand on the stove will make what neuron carry that
information to the central nervous system
Correct Answer -Sensory neuron
A depolarizing graded potential will:
Correct Answer -Make membrane potential less negative
,During the falling phase of an action potential:
Correct Answer -Na+ channels close, K+ channels open
True or False: All action potentials lead to the same magnitude voltage
change no matter how strong the stimulus is
Correct Answer -True
Movement of what ion across neuron membranes allows
neurotransmitters to be released into the synapse:
Correct Answer -Ca2+
Inhibitory post-synaptic potentials (IPSPs):
Correct Answer -Make it more difficult to for a cell to generate an action
potential
After eating a large meal and relaxing, what divisions of the nervous
system are working
Correct Answer -Autonomic and parasympathetic
How do mutations contribute to evolution?
Correct Answer -Random mutations create raw material for natural
selection
Polynesians established new populations on islands by traveling in
groups of <100 people. This is an example of:
Correct Answer -The Founder Effect
, True or False: Evolution is fairly controversial among both the general
public and among scientist
Correct Answer -False
The fact that humans, whales, bats, and cats all have similar limb bones
is an example of:
Correct Answer -anatomical similarities
Why do viruses tend to mutate faster than humans genomes? (two
answers)
Correct Answer -Most viruses have RNA genomes
Viruses reproduce faster than humans
True or False: Natural selection is the mechanism by which all evolution
occurs
Correct Answer -False
According to the Biological Species Concept, two (2) organisms are
considered the same species if:
Correct Answer -They can mate together and produce fertile offspring
Warbler birds sing to attract mates. If a group split and songs diverge,
they may undergo:
Correct Answer -Behavioral reproductive isolation
The concept "punctuated equilibrium" states that:
Correct Answer -Evolution tends to occur rapidly at some times and more
slowly at other times
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 saraciousstuvia. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $16.29. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75759 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now