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Q. What do active transport and facilitated diffusion have in common? What are the dissimilarity between them?
Facilitated diffusion can be perplexed with active transport because in both processes there is participation of membrane proteins.
In active transport however the transported substance moves against its concentration gradient and with energy exhausted. Facilitated diffusion is a passive transport in support of the concentration gradient and it does not require energy.
When a human donor gives a pint of blood, it generally requires how many weeks for body RESERVE of red corpuscles to be replaced? Is it: a) 7 week b) 3 weeks c) 1 weeks
Parthenocarpy It is generally observed that the fruit develops after fertilization and it has fertile seeds inside it. However, this is not always so. Fruits of certain variet
Several living organisms exhibit the unique property of producing visible light. Compound that is oxidized with subsequent light emission is generally referred to as luciferin. Wha
The biological conversion of atmospheric nitrogen into ammonia in the group of plants known as legumes (peas, beans lentils and clover etc.) is achieved by the action of soil bacte
How different are gymnosperms from bryophytes and pteridophytes? Gymnosperms are not cryptogamic as bryophytes and pteridophytes are. They are phanerogamic and so they form flo
Q. What is folic acid? Why is the anemia caused by deficiency of folic acid known as megaloblastic anemia? The folic acid when ionized it is called folate is a coenzyme that pa
1. DNA must be extensively folded in order to fit inside a nucleus that is less than 10 um in diameter. a. Describe how DNA is folded into chromatin structures of increasing com
Sickling occurs in deoxyhemoglobin, but not in oxyhemoglobin. Normal deoxyhemoglobin (HbA and HbS) molecules have a small hydrophobic "pocket" on the surface of a ? chain. In oxyhe
What are the functions of the osseous tissue? The major functions of the osseous tissue are: to give structural rigidity to the body and to delineate the spatial positioning of
Define Preoperative Nutritional Care during Surgery? It can be provided only to prospective candidates of elective surgery and is not feasible for emergency cases. Preoperative
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