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1. If two cells are 0.1um apart could they be visualized as two separate cells by a lighy microscope? Why? Why does light of a shorter wavelength increase the resolution of a microscope.
2. Does margarine contain more saturated lipids than vegetable oil from which it is made? Why is the oil liquid while margarine solid?
3. Which one the Antarctic fish or Desert snake have the highest percentage of unsaturated phospholipids, why?
4. What are the differences between differential centrifugation and density gradient centrifugation?
5. Why and when do plant cells elongate from the point of osmosis? What is the relationship between this high rate of expansion (20-75Um/h) and plant vacuoles?
How do you predict the offspring when testing for onetrait? Two traits? What is a classic Mendelian ratio? What is incomplete dominance? What are some examples oftraits with incomplete dominance?
There are forty chromosomes in somatic cells of the house mouse. how many chromosomes does a mouse receive from its father and how many autosomes are present in a mouse gamete?
cells use enzymes as biological catalysts to increase or accelerate the rate of reactions such as those in
Cytokinesis-the actual process of cell division-has attracted theorists for well over 100 years. It has been said that all possible explanations of cytokinesis have been proposed; the problem is to decide which one is correct.
If a lipid raft is typically 70 nm in diameter and each lipid molecule has a diameter of 0.5 nm, about how many lipid molecules would there be in a lipid raft composed entirely of lipid?
At latitudes less than ~30 degrees north or south, theamount of incoming solar radiation ___ the amount of radiationreradiated to space. The difference in annual temperature ranges between the northern and southern hemisphere canbe attributed to:
In a population of 100 Walruses, 30 have short whiskers (the recessive trait). The rest of the walruses have long whiskers (the dominant trait) with 30 heterozygotes. What are they frequencies of the long - and short whisker alleles in this populat..
Construct a dichotomous key diagram with the following species of bacteria using gram stain and morphology?
What are the steps involved in forming the Ig mRNA(s) that will encode a complete immunoglobulin molecule? Include all steps at both the DNA and RNA level and the molecules involved in the process as well as their function.
Determine the sequence of a peptide consisting of 14 amino acids on the basis of the following data: (Note: when the sequence is notknown, the amino acids are separated by a comma)
Why are complement binding sites found on Red blood cells and what is the result of their binding?
What causes pH to increase or decrease with E. coli cells when they are in a sample of pond water and they are either left in the dark or in the light for a week undisturbed?
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