Recent questions

Which day is observed as World AIDS Day?

asked Apr 14, 2019 by priyanka.clay6

1 answer

Expand NACO

asked Apr 14, 2019 by priyanka.clay6

1 answer

Against which diseases does the MMR vaccine give protection ?

asked Apr 14, 2019 by priyanka.clay6

1 answer

Why is it organ transplantation always done between very close relatives?

asked Apr 14, 2019 by priyanka.clay6

1 answer

All human beings have Proto oncogenes. But all of them do not suffer from cancer. Why?

asked Apr 14, 2019 by priyanka.clay6

1 answer

Why is secondary immune response more intense than the primary immune response in humans.

asked Apr 14, 2019 by priyanka.clay6

1 answer

It was diagnosed by a specialist that the immune system of the body of a patient has been suppressed. Name the disease the patient is suffering from and its causative agent.

asked Apr 14, 2019 by priyanka.clay6

1 answer

How do virus-infected cells provide innate immunity to healthy cells?

asked Apr 14, 2019 by priyanka.clay6

1 answer

What causes swelling of the lower limbs in patients suffering from filariasis?

asked Apr 14, 2019 by priyanka.clay6

1 answer

What role do macrophages play in providing immunity to humans ?

asked Apr 14, 2019 by priyanka.clay6

1 answer

What type of virus causes AIDS? Name its genetic material.

asked Apr 14, 2019 by priyanka.clay6

1 answer

Some allergens trigger sneezing and wheezing in human beings. What causes this type of response by the body?

asked Apr 14, 2019 by priyanka.clay6

1 answer

How do interferons protect us?

asked Apr 14, 2019 by priyanka.clay6

1 answer

State the function of mast cells in allergic response.

asked Apr 14, 2019 by priyanka.clay6

1 answer

When does a human body elicit an anamnestic response ?

asked Apr 14, 2019 by priyanka.clay6

1 answer

What is the reason of shivering in malarial patient ?

asked Apr 14, 2019 by priyanka.clay6

1 answer

Which microorganism is used to produce hepatitis B Vaccine ?

asked Apr 14, 2019 by priyanka.clay6

1 answer

Name the two major groups of cells required to attain specific immunity.

asked Apr 14, 2019 by priyanka.clay6

1 answer

A person's nails and lips turn grey to bluish. Find out the disease he is suffering from. Name the pathogen.

asked Apr 14, 2019 by priyanka.clay6

1 answer

Name the pathogen that causes malignant malaria.

asked Apr 14, 2019 by priyanka.clay6

1 answer

Breast fed babies have greater immunity than bottle fed babies. Why?

asked Apr 14, 2019 by priyanka.clay6

1 answer

If value of r= +.4 test the significance of correlation assuming that it is

asked Apr 14, 2019 by suhani.j279

0 answers

Name the vector that spreads Chikungunya.

asked Apr 14, 2019 by priyanka.clay6

1 answer

Name the confirmatory test for typhoid ?

asked Apr 14, 2019 by priyanka.clay6

1 answer

a.Name the primates that lived about 15 million years ago. List their characteristic features. b. Where was the first man-like animal found? c. Write the order in which Neanderthals, habilis and erectus appeared on the earth. State the brain capacity of each one of them. d. When did modern sapiens appear on this planet?

asked Apr 14, 2019 by priyanka.clay6

1 answer

How does Hardy-Weinberg equation explain genetic equilibrium ? Describe how this equilibrium gets disturbed which may lead to founder effect.

asked Apr 14, 2019 by priyanka.clay6

1 answer

Explain taking one example of vertebrate anatomy that evolution of life has occurred on earth. 'Nature selects for fitness'. Explain with suitable example.

asked Apr 14, 2019 by priyanka.clay6

1 answer

Total cost function C=x^2+x+10 find Avg cost and marginal cost

asked Apr 14, 2019 by Shubhamkhadpe99

1 answer

List the various causes of variations in the progeny of a population. Describe the three different ways in which natural selection operates in nature, with regard to organic evolution.

asked Apr 14, 2019 by priyanka.clay6

1 answer

How did Darwin's theory of natural selection explain the appearance of new forms of life on earth?

asked Apr 14, 2019 by priyanka.clay6

1 answer

Rearrange the following in an ascending order of evolutionary tree, reptiles, salamander, lobefins, frogs. Name two reproductive characters that make reptiles more successful than amphibians.

asked Apr 14, 2019 by priyanka.clay6

1 answer

Explain adaptive radiation and convergent evolution by taking examples of some Australian marsupials and Australian placental mammals OR (a) What is adaptive radiation? (b) Explain with the help of a suitable example, where adaptive radiation has occurred to represent convergent evolution.

asked Apr 14, 2019 by priyanka.clay6

1 answer

Name and explain the principle, the given equation represents : $p^2 + 2pq + q^2 = 1$

asked Apr 14, 2019 by priyanka.clay6

1 answer

Convergent evolution and divergent evolution are the two concepts explaining organic evolution. Explain each one with the help of an example.

asked Apr 14, 2019 by priyanka.clay6

1 answer

Branching descent and natural selection are the two key concepts of Darwinian theory of evolution. Explain each concept with the help of a suitable example.

asked Apr 14, 2019 by priyanka.clay6

1 answer

Study the schematic representation of evolutionary history of plant forms given below and mention: a. The plant form Ferns and Conifers are most related to. b. The nearest ancestors of flowering plants. c. The most primitive group of plants. d. Common ancestry Psilophyton provides to. e. The common ancestors of Psilophyton and seed ferns. f. The common ancestors of mosses and tracheophytes.

asked Apr 14, 2019 by priyanka.clay6

1 answer

Evolution is a change in the gene frequencies in a population in response to changes in the environment in a time scale of years and not centuries. Justify this statement with reference to DDT. How does the theory of Hugo de Vries support this?

asked Apr 14, 2019 by priyanka.clay6

1 answer

State the theory of abiogenesis. How does Miller's experiment support this theory? OR State the views of Oparin and Haldane on evolution. How does S.L. Miller's experiment support their views? OR Explain the theory of abiogenesis. How did Miller demonstrate experimentally the chemical evolution that happened three billion years ago?

asked Apr 14, 2019 by priyanka.clay6

1 answer

Draw the equipotential surface for a positive point charge

asked Apr 14, 2019 by shreerag497

1 answer

If x(2-square root 2)=y(2+square root 2) = 1 Find x^2 - y^2

asked Apr 14, 2019 by jibranrockstar

1 answer

When propanic acid is treated with aqueous sodium bicarbonate,co2 is libera

asked Apr 14, 2019 by deekshithp0310

1 answer

xdy-ydx=a(x^2+y^2)dy

asked Apr 14, 2019 by srikiranvellivelli

1 answer

Solve the following differential equation:y'=sin(x+y)+cos(x+y)

asked Apr 14, 2019 by srikiranvellivelli

1 answer

if (0,0) is the orthocenter of the triangle formed by A(cosa,sina);B(cosb,s

asked Apr 14, 2019 by annapareddy.nagadevi2002

1 answer

Explain the increase in the numbers of melanic (dark-winged) moths in the urban areas of post-industrialisation period in England. OR How does industrial melanism support Darwin's theory of Natural Selection? Explain.

asked Apr 14, 2019 by priyanka.clay6

1 answer

Anthropogenic action can hasten evolution. Explain with the help of a suitable example.

asked Apr 14, 2019 by priyanka.clay6

1 answer

What does the comparison between the eyes of Octopus and those of mammals say about their ancestry and evolution?

asked Apr 14, 2019 by priyanka.clay6

1 answer

How is genetic drift different from gene migration?

asked Apr 14, 2019 by priyanka.clay6

1 answer

How does 'fitness' of a population help in evolution?

asked Apr 14, 2019 by priyanka.clay6

1 answer

Give the sum total of all the allelic frequencies in a stable population. List any two factors which disturb the stability of a population. How does this disturbance affect the population?

asked Apr 14, 2019 by priyanka.clay6

1 answer

Ask Questions, Get Answers