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Kritika Trehan 8 years, 4 months ago

The talent of goblet cells is to secrete mucus, a viscous fluid composed primarily of highly glycosylated proteins called mucins suspended in a solution of electrolytes.

Parietal cells (also known as oxyntic or delomorphous cells), are the epithelialcells that secrete hydrochloric acid (HCl) and intrinsic factor. ... They contain an extensive secretory network (called canaliculi) from which the HCl is secreted byactive transport into the stomach.

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Amisha Deswal 8 years, 4 months ago

No bcz pregnancy is possible only when egg release but after menopause egg is not released
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Riti Ravi 8 years, 4 months ago

Lactobacillus
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Kritika Trehan 8 years, 4 months ago

Pesticides have been linked with deleterious effects on human health and that of the environment.

  • Children exposed to pesticides have increased rates of leukemia and brain cancer. and
  • Pregnant women with exposure have higher miscarriage rates.
  • Pesticides may also damage the lungs and nervous system.
  • In nature, pesticides pollute the air, water and ground. As a result, plant and animal life may die or become sick and malformed.
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Anchal Sharma 8 years, 4 months ago

DNA is about 2.2 m long and our nucleus size is 10 raise to power-6 hence it difficult to fit DNA inside nucleus That's why packaging of DNA takes place 1.DNA folds around histone protein 2.It looks like bead on string 3.histone protein together make solenoid model 4.solenoid model further form supersolenoid model 5.super solenoid model rap around SKAFFOLD PROTEIN To form chromosome
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Nitika Saini 8 years, 4 months ago

Spermiation is a process by which mature spermatid are released from Sertoli cells into the seminiferous tubules learn prior to their passage to the epididymis. ...
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Saruchi Kanungo 8 years, 4 months ago

The gene encoding cry protein is called cry gene. cry gene is present in bacillus thuringiensis which its produces a protein toxin which kills insects.
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Varun Banda 8 years, 4 months ago

Topography is the study of the shape and features of the surface of the Earth and other observable astronomical objects including planets, moons, and asteroids. The topography of an area could refer to the surface shapes and features themselves, or a description.

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Nidhi Pandey 8 years, 4 months ago

Onco viruses such as adino virus is responsible for causing cancer
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Shristi Mourya 8 years, 4 months ago

Variations occurs due to sexual reproduction
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Varun Banda 8 years, 4 months ago

A genetic disorder is a genetic problem caused by one or more abnormalities in the genome, especially a condition that is present from birth (congenital). Most genetic disorders are quite rare and affect one person in every several A boy with Down syndrome, one of the most common genetic disorders .

Classification and external resources Specialty Medical Genetic disorders may be hereditary, passed down from the parents' genes

. In other genetic disorders, defects may be caused by new mutations or changes to the DNA. In such cases, the defect will only be passed down if it occurs in the germ line. The same disease, such as some forms of cancer, may be caused by an inherited genetic condition in some people, by new mutations in other people, and mainly by environmental causes in other people. Whether, when and to what extent a person with the genetic defect or abnormality will actually suffer from the disease is almost always affected by the environmental factors and events in the person's development.

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