Explain oncogenes or defective tumour suppressor genes, Biology

Assignment Help:

1.  Explain why a gain of function would be a dominant effect and a loss of function would be a recessive effect. Which types of genes are each associated with: oncogenes or defective tumour suppressor genes? Why?

2.  What negative role does the environment play in causing cancer? What positive effects can the environment have?

3. Identify four naturally occurring enzymes important to DNA technologies, and describe an example for each of their natural and technological uses.

 


Related Discussions:- Explain oncogenes or defective tumour suppressor genes

Define drug effects on lipid metabolism, Define Drug effects on Lipid Metab...

Define Drug effects on Lipid Metabolism? Drugs can affect the metabolism of various essential nutrients in the body. These impairments are highlighted herewith: Lipid metabo

Taxonomy, what arachnid is beneficial

what arachnid is beneficial

What are phenotypical & genotypical proportions in f1 & f2, According to th...

According to the Mendel's second law, in the crossing between homozygous individuals concerning two pairs of nonlinked alleles, AABB x aaBB, what are the phenotypical and genotypic

Vertebrate eye - adult eye, Vertebrate Eye - Adult Eye There are no m...

Vertebrate Eye - Adult Eye There are no main differences in the structure or composition of the eyes among different vertebrates. This should be clear to you from the diagram

Define absorption, Define Absorption, Storage and Elimination of vitamins? ...

Define Absorption, Storage and Elimination of vitamins? Reading through this section you would realize that all fat-soluble vitamins undergo similar metabolic fate. They are a

How to make a 200 ml single solution, You have a 1M KCl stock solution and ...

You have a 1M KCl stock solution and a 85 mg/ml sulphuric acid stock solution. How will you make a 200 ml single solution containing 20mM KCl and 18 mg/ml sulphuric acid?

Clinical trials for changing nutrient requirements with age, Define Clinica...

Define Clinical Trials for Changing nutrient requirements with age? Several clinical trials provide evidence of changing nutrient requirements with age. The metabolic demand fo

If jean-baptiste de lamarck was correct so result will be, If jean-Baptiste...

If jean-Baptiste de Lamarck was correct, than a. Natural selection would lead to the spread of favourable traits within a population b. Finches that stretched their beaks to access

Illustrate about mylohyoid muscle, Mylohyoid muscle Surgical manipulati...

Mylohyoid muscle Surgical manipulation at the crest of a severely resorbed ridge may injure the mylohyoid muscle. Manipulation of the tissues of the floor of the mouth for plac

Surface Processes on Earth, Which of the following is not a type of mass mo...

Which of the following is not a type of mass movement that results from the force of gravity? A. Landslide B. Creep C. Deflation D. Mudflow

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd