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.:- M925360

Have any Question? 


Related Questions in Biology

Outline the differences between a special sensory motor and

Outline the differences between a special sensory, motor and mixed cranial nerve, and briefly describe the functions of each sensory component of the cranial nerve What are EPSPs and IPSPs, and how are they produced? Exp ...

1 describe the difference between a tumor suppressor gene a

1. Describe the difference between a tumor suppressor gene, a proto-oncogene, and an oncogene. Provide an example of each. 2. Cervical cancer is mainly caused by human papilloma viruses (HPVs). Explain how viruses contri ...

Cell cycle control information cdk is a protein cdk

Cell cycle control information: CDK is a protein. CDK regulate phosphorylation events of mitosis What is a cyclin? What is its relationship to cdks(cyclin-dependent kinases)? How do cyclins work? Which checkpoints are af ...

1 much pharmaceutical research targets developing

1. Much pharmaceutical research targets developing anti-cancer drugs that can effectively stimulate the methylation of DNA. Formulate a possible hypothesis to explain why DNA methylation might be an effective anticancer ...

Please solve the problems with correct answers instead of

PLEASE SOLVE THE PROBLEMS WITH "correct" answers, instead of just writing answers. (1) Halophytes are plants that live in moist soils with high salt concentrations. Despite being surrounded my water, halophytes are often ...

Describe two relic structures in mans anatomy that reflect

Describe two relic structures in man's anatomy that reflect our common evolution history with animals.

State an industrial concernimportance for knowing the

State an industrial concern/importance for knowing the genetic makeup of an organism. Explain why it is important in your example.

Explain why the removal of great sharks poses a threat to

Explain why the removal of great sharks poses a threat to bay scallops on the Atlantic Coast of North America, despite the fact that large sharks do not feed on scallops. Include the concept of a trophic cascade in your ...

What effect did grounding of the planes after 911 have on

What effect did grounding of the planes after 9/11 have on daily temperature ranges? Why was temperature affected?

What alternative forms of energy should we be using in

What alternative form(s) of energy should we be using in Florida and why?

  • 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