Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Biology Expert

Answer the multiple choice problems. describe the reason.

1. The most common adhesive glycoprotein in humans is:
a. integrin c. fibronectin
b. collagen d. hyaluronin

2. Action potentials are transmitted along axons without a loss of
a. amplitude
b. K+
c. Na+
d. all of the above

3. Voltage-gated Na+ and K+ channels are refractory because of movement of a(n)
a. channel inactivating segment
b. gate segment
c. inner vestibule segment
d. outer vestibule segment

4. Neurotransmitters released into the synaptic cleft are
a. in some cases degraded
b. generally retrieved by a symport in the synaptic membrane of the presynaptic cell
c. both a and b
d. retrieved by the post-synaptic cell

5. At the axon terminal neurotransmitters are released when:
a. Na+ enters the terminal through voltage gated Na+ channels
b. K+ enters the terminal through voltage gated K+ channels
c. Ca2+ enters the terminal through voltage gated Ca2+ channels
d. none of the above

Biology, Academics

  • Category:- Biology
  • Reference No.:- M925045

Have any Question? 


Related Questions in Biology

Part 1suppose you are given a new temperature sensitive

Part 1. Suppose you are given a new temperature sensitive bacterial mutant that grows normally at 37 degrees C but cannot replicate its chromosomes properly at 42 C. To investigate the nature of the underlying defect, yo ...

Do cofilin and profilin increase or decrease the critical

Do cofilin and profilin increase or decrease the critical concentration of acting polymerization?

Book reviewbook criteria that should go without sayingthe

BOOK review: Book criteria that should go without saying: The book must be  non fiction. The book must be about  Astronomy .  The book cannot be the textbook.  Book Reviews must be at least two pages.

1 compare and contrast asexual and sexual reproduction2

1. Compare and contrast asexual and sexual reproduction. 2. Explain why both sexual and asexual reproductive strategies still exist (ie, why doesn't every organism reproduce sexually? Why doesn't every organism reproduce ...

Biology assignment central nervous system1the central

Biology Assignment: Central Nervous System 1.The central nervous system (CNS) consists of the brain and spinal cord . 2.The epidural space contains primarily fat . Epidural anesthetics therefore have to cross the dura ma ...

Social unrest in west africa where sickle cell anemia is

Social unrest in West Africa, where Sickle cell anemia is most common, is forcing people to migrate to other countries. As a result, sickle cell anemia cases are rising in Europe and the US in recent years. Is the US pop ...

In anotherchapter you will learn of evidence that primates

In anotherchapter, you will learn of evidence that primates, especially fossil species in the Hominin group that apparently led to our currentHomo sapiens sapiensspecies identity. Many of the fossils of pre-human species ...

John has difficulty swallowing loss of taste sensation in

John has difficulty swallowing, loss of taste sensation in the posterior one-third of the right half of his tongue, and decreased salivation, especially on the right side. Describe the sensory portion of the affected neu ...

1 how is gene expression regulated give three different

1. How is gene expression regulated (give three different forms of regulation mechanisms)? 2. How does gene regulation relate to cancer development?

Wellnesssynthesize in about 250 words an overview of what

Wellness Synthesize, in about 250 words, an overview of what you have learned from the course with regard to health and wellness. How do the various aspects of wellness influence one another? How do different disciplines ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen