Explain the occurrence of birth defects

Assignment Help Biology
Reference no: EM13114851

1. List the four "large molecules of life." Identify their composition and structure, and describe one function they perform in the cell.

2. Before bringing a new drug to the marketplace, extensive testing is done on the drug by administering the drug to large numbers of individuals. Explain the importance of the scientific method, sample size, controls and variable in the drug evaluation process.

3. How can you explain the occurrence of birth defects (caused by altered genes) in children and grandchildren of WWII atomic bomb victims, when the victims themselves were only mildly affected

4. Water is crucial for life as we know it. One of the most important characteristics of water is its ability to act as a solvent. Explain why water is such a good solvent for polar and charged molecules.

5. During the past 50 years, more than 200 species of insects that attack crop plants have become highly resistant to DDT and other pesticides. Based on what you have learned in this class regarding evolution, explain the rapid and widespreach evolution of resistance. Now that DDT has been banned in the US, what do you expect to happen to levels of resistance to DDT among insect populations?

Reference no: EM13114851

Previous Q& A

  How many photons strike the leaf every second

If solar radiation is 1010 , how many photons strike the leaf every second? Assume three significant figures and an average wavelength of 504 for solar radiation.

  Explain the main issues of corporate governance

Explain the main issues of corporate governance as covered in the course. please be sure to include relevant real cases of corporate

  Describe how each of these hormones contributes

Select two hormones, Describe how each of these hormones contributes to homeostasis. Especially interesting are hormones that are antagonists relative to specific functions of the body.

  Description of business research

Of the three research designs types (exploratory, formalized, and casual), which would you use to assess the effectiveness of an aspect of your job? Explain.

  Compute probability that stations detecting enemy plane

There are 3 radar stations and the probability of a single radar station detecting an enemy plane is 0.65. What is the probability of 2 stations detecting an enemy plane? Round your answer to nearest hundredth.

  What is the concentrationof lead ions and sulfide ions

What is the concentrationof lead ions and sulfide ions in a saturated solution of lead sulfide (PbS) soltution at 25 degree celcius(Ksp=3.0x10-28).

  Explain how does that compare with the heat needed to reaise

Explain how does that compare with the heat needed to reaise the temp of the same mass of water through the same temp difference?

  Bond coupon rate and yield to maturity

A company currently has 10 percent coupon bonds on the market that sell for 1,063, make semiannual payments, and mature in 20 years. What coupon rate should the company set on its new bonds if it wants them to sell at par?

  How much lead is plated out of the solution

A current of 3.15 A is passed through a Pb(NO3)2 solution for 1.40 hours. How much lead is plated out of the solution.

  Probability that one inspector will find defective widget

Each inspector makes his or her inspection at a different time. What is the probability that at least one inspector will find a defective widget?

Reviews

Write a Review

 

Similar Q& A

  Alternation of generations

John Thompson wishes to start his own horticulture business. He has no experience with owning his own business and doesn't know where to start. and discuss and define  the Alternation of Generations.

  Determine the observed genotype frequencies

You observe the following numbers of individuals of each genotype in a population, Determine the observed genotype frequencies in this populaiton?

  What phenotypic ratios would you expect observe children

If a woman who is red-green color-blind, an X-linked trait, married a man with normal vision, what phenotypic ratios would you expect to observe in their children?

  Determine approximate gfr

Assume you want to evaluate kidney function in a 55-year¬-old, obese man with type II diabetes,and you ask him to collect his urine over a twenty-four hour period.

  Proteins that exist on earth

Discuss what you would require to know to answer the following question: of all proteins that exist on earth at this time, what fraction of them have a known structure?

  How to increasing the percent of acrylamide

how to Increasing the percent of acrylamide

  Plan the structure of butanol

plan the structure of butanol and show water molecules in hydrogen bonds to the butanol. How many should there be? remember the H bonding rules.

  Probability of inheritance of dimple by using punett square

In humans, a dimple in the chin is a single gene, autosomal dominant characteristic. A man with the dimpled chin, whose mother lacked dimpled chin.

  Discuss the importance of the specific sequential activity

Discuss the importance of the specific sequential activity of the microbial flora responsible for sauerkraut production (explain how does the initial bacterial population influence the next?).

  The owner of a company that sells cleaning products

the owner of a company that sells cleaning products. The people in research and development have two new products for you to review.

  How might defective mitochondria lead to cancer

Suppose archaeologists discover human skeletal remains in Ethiopia. Examination of the bones suggests that the remains represent four types of individuals. Two of the skeletons have bone densities that are 30 percent less than those of the other two ..

  Multiple choice questions - digestion and urinary system

Nutrients from the food we eat must be absorbed into bloodstream so that they can be delivered to various parts of the body.

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