Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Biology Expert

1. Calmodulin
a. is an ubiquitous protein in eukaryotic cells
b. binds Ca2+
c. is a membrane bound protein
d. a and b

2. All of the following properties about nitric oxide are true EXCEPT:
a. is a gas
b. is synthesized from O2 and arginine
c. has a half-life of 2-3 minutes
d. activates guanylyl cyclase

3. A gain-of-function in which of the following would promote malignancy in cells whose proliferation is inhibited by TGF?
a. co-Smad
b. I-Smad
c. R-Smad
d. all of the above

4. Which of the following receptors binds TGF?
a. type I
b. type II
c. type III
d. types I and II
e. types II and III

5. Which of the following events occurs during the epinephrine-stimulated conversion of glycogen to glucose-1-phosphate?
a. inhibition of PKA by cAMP
b. inhibition of glycogen synthase
c. inhibition of glycogen phosphorylase
d. activation of glycogen synthase

6. cGMP phosphodiesterase catalyzes the conversion of
a. cAMP to cGMP
b. cGMP to 5'-GMP
c. GTP to cGMP
d. cGMP to GDP

7. Binding of hormone to a receptor tyrosine kinase causes all of the following EXCEPT:
a. dimerization of the receptor
b. autophosphorylation of the receptor
c. activation of Ras through an interaction with GRB2 and Sos
d. hydrolysis of GTP bound to Ras

8. In the MAP kinase pathway .p90RSK phosphorlates
a. MEK
b. MAP kinase
c. serum response factor
d. RAF

9. In the MAP kinase pathway . p90RSK is phosphorylated by:
a. MEK
b. MAP kinase
c. serum response factor
d. RAF

10. The discovery of green fluorescent protein (GFP) has greatly facilitated living cell experiments because
a. GRP is green
b. GFP requires a jellyfish-specific cofactor
c. GFP sequences may be readily fused to those of other proteins
d. wild-type GFP folding is adapted to normal sea water temperatures, 15-25◦C

Biology, Academics

  • Category:- Biology
  • Reference No.:- M925042

Have any Question? 


Related Questions in Biology

Antimicrobial resistance and natural selectionthe use of

Antimicrobial Resistance and Natural Selection: The use of antimicrobial drugs began during the World War II era. After more than 50 years of widespread use, many antimicrobial drugs have become ineffective. Health autho ...

Give an example of pairs that can be mixed together to make

Give an example of pairs that can be mixed together to make a budget solution?

Dolly dolly and more dollyit all started with a sheep named

Dolly, Dolly, and More Dolly It all started with a sheep named Dolly. In the mid-1990s, scientists proved convincingly that after decades of trying, we could, indeed, clone mammals - and even possibly, human beings. Unsu ...

To investigate transformer tra gene expression during sex

To investigate transformer (tra) gene expression during sex determination in Drosophila, you perform in situ hybridization (FISH) and immunostaining. Fill in the table with the results you expect to observe following the ...

Challenge question how might having gene regulatory

Challenge question: How might having gene regulatory proteins act as hetero-and homo-dimers allow "combinatorial control" which increases the number of different genes regulated by these proteins ? (Hint: remember that t ...

Transgenic organismsthe development of transgenic organisms

Transgenic Organisms The development of transgenic organisms is an established technique in many laboratories. A transgenic organism is an organism that includes DNA from another organism in the cells of its body. This D ...

If we maintain a strict biological definition of species h

If we maintain a strict biological definition of "species", H. Sapiens and H. Neanderthalensis were NOT seperate species as they successfully interbred. What impact might this information have on assigning a date to the ...

1 the ductus arteriosus and the ductus venosus are two key

1) The ductus arteriosus and the ductus venosus are two key vessels in the fetal circulation that are absent in the adult circulation. What are their function in the fetus? Why are they necessary? 2) At birth, the fetal ...

Define nonrenewable resources and identify four examples

Define nonrenewable resources and identify four examples (only one energy source allowed).

1 define partial pressure and how it is calculated2

1. Define partial pressure and how it is calculated. 2. Compare the partial pressure at sea level and at the top of Mt. Everest. Explain why, if oxygen is still at the same concentration in both locations, the partial pr ...

  • 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