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

Compare the composition of intracellular and extracellular

Compare the composition of intracellular and extracellular fluids.

Discussion topicnatural selectiona novel fungicide is

Discussion Topic Natural Selection A novel fungicide is introduced and widely applied to cereal crops. After five years, resistant genotypes of the fungal pathogen are detected at a frequency of about 1%; resistance is w ...

Do cofilin and profilin increase or decrease the critical

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

Chronic diseasesresearch paper on diabeteseach student will

CHRONIC DISEASES Research Paper on Diabetes Each student will write a 5-7 page research paper on a chronic disease or an emerging/re-emerging disease using at least 5 or more current sources, APA format, double-spaced, a ...

A cell undergoing meiosis produces a daughter cell during

A cell undergoing meiosis produces a daughter cell, during which one nondisjunction event occurs. If the number of chromosomes in a normal diploid cell of this organism (not undergoing cell division) is 38, how many chro ...

Write a 5 page paper on anything to do with biology thats

Write a 5 page paper on anything to do with Biology. That's right... ANYTHING! Find something you are interested in and investigate it! It can be a person, a topic, a new technology... do something that interests YOU! Re ...

What is the difference between mortality and reproductive

What is the difference between mortality and reproductive rates? Do you think that they equally make an impact on population growth? If yes or no, why?

Three questions with cited references1 describe how social

Three questions with cited references... 1. Describe how social and environmental factors impact human behavior. 2. Describe two-three causes of death related to human behavior. Have the governments' interventions been e ...

Of the four chambers of the human heart which has the

Of the four chambers of the human heart, which has the thickest walls, and why? Why can you not catch the same cold twice, but a new cold will make you sick for a week or two? What is the key step in spermatogenesis that ...

1 starting with the umbilical vein listchart the general

1) Starting with the umbilical vein, list/chart the general flow of blood through the fetus of a pig. 2) What special features of the lung make it a useful organ for gas exchange?

  • 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