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Q. What do you mean by pollen?
Pollen grains are the male gametophytes of the phanerogamic (flowering) plants So within the pollen grains the male gametes of these plants are formed by mitosis.
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Chosen Dr. Jan Nolta- Stem Cell Researcher Head of UC Davis Stem Cell Program Director Topic Background: early Stem cells have the ability to develop into many different types of cells. Stem Cell Research is not without ...
Question - A pure strain of mendel's peas, dominant for all seven of his independently assorting genes, was testcrossed. How many different kinds of gametes could the F1 PRODUCE?
Alice, wanted to test a experiment. Alice always chews double mint gum because she just quit smoking. Someone told Alice that eclipse gum would last longer. So Alice decided to compose an experiment. Which of the two gum ...
Why were there no large mammals around when the dinosaurs occupied the land?
I am having trouble identifying if my buffer solution is a weak acid and salt....or weak base and salt. Often my questions just give me then names of two molecules and I do not understand how to differentiate. For exampl ...
A filamentous organism has been isolated from decomposing organic matter. This organism has a cell wall but no chloroplast. why would you classify this organism into "domain eukarya, kingdom of fungi"
Question - Gene Cloning a) Please write the steps to clone the protease gene from Bacillus strain whose genome sequence is not known. b) Express the protease gene to obtain the enzyme in high yield, please plan your prot ...
Describe the form of endocytosis that involves the movement of large amount of liquid into the cell.
2Cr(OH) 3 + 3Br 2 + 10OH - 6Br - + 2CrO 4 2- + 8H 2 O In the above redox reaction, use oxidation numbers to identify the element oxidized, the element reduced, the oxidizing agent and the reducing agent.
You have been allocated a cDNA accession number from the NCB' database (see table below on page 2). Your task is to design experimental strategies that will allow you to: clone the cDNA in different expression vectors us ...
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p
Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int
Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As