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Which of the following statements correctly describes the reaction catalyzied by the enzyme CEPT (cholesterol ester transferase protein)? A.) The enzyme transfers triacylglyerols from VLDL in exchang
Given that the ABO blood group system in humans is based on the principle of codominance, does someone with a blood genotype of AA have twice as many (or at least more) A antigens on the surface of
Your RNA preparation is denatured by adding the FFMB mix (containing formamide and formaldehyde) and by heating to 90oC before loading the RNA into the gel. Why is it necessary to heat the samples t
If your preparation of RNA had been significantly degraded during the isolation stage, how would the RNA bands appear in the gel profile?
Question 1: Discuss the arguments for and against the classification of viruses as living organisms. Question 2: Name the 3 important features of plant fatty acid synthesis and give an example of each
Question 1: Why do you use a bacterial culture plate when working with viruses? Question 2: How do you count phages; Describe the general process and the end result.
Which of the following are ATPases (ie, ATP hydrolyzing enzymes)? a) Cyclin dependent Kinase b) DNA helicase c) Clamp loader d) All of the above
Explain why dramatic climate change in the African Rift Valley affected human evolution, particularly as pertained to hairlessness, brain size or hairlessness.
Question 1: Why are water droplets spherical ? Question 2: What is the name of the theoretical maximum rate of population growth.
Patient with Xeroderma pigmentosum experience increased frequency of skin cancer. This is due to a defect in the nucleotide excision repair (NER) pathway.
The regions of DNA associated with the chromosome scaffold are known as SARS (scaffold associated regions). SARS DNA tends to be transcriptionally inactive.
Discuss the energy produced from the catabolism of carbohydrates, lipids and fats in own words, not cut paste from websites. Simplify
Explain the types and function of nephronal tubules in human excretory system. I want a short and precise answer.
Question 1: Why is water droplet spherical? Question 2: Name the types of permanent simple tissues of plant cells. Explain what are the properties of such tissues taking into consideration individu
Hereditary fructose intolerance (HFI) is a rare recessive disorder that is caused by a mutation in the aldolase B gene.
In food safety, how do the areas of food handling, production, preservation, packaging, transportation, and preparation differ? In your opinion, which of these areas is most critical in food safety
What are some of the causes and sources of foodborne illnesses? What are the general signs and symptoms of food poisoning?
When the pancreatic beta cells sense an increase in glucose, the release of insulin is facilitated through which of the following mechanisms? a) a decrease in intracellular ATP b) an increase in int
Prokaryotic genes are organized in operons which contain a series of genes that are regulated by a common promoter region.
Question 1: Explain why PSA screening is valuable, and why early detection of prostatic cancer vital. Question 2: Find evidence to support the medical opinion changed recently regarding the use of h
Within the red blood cell NAPDH is required for which of the following processes:-the conversion of pyruvate to acetyl CoA-the oxidation of hemoglobin-the synthesis of ribulose 5-phosphate-the convers
An individual with a deficiency in pyruvate dehydrogenase complex (PDC) will have elevated levels of which metabolite after consuming a meal high in carbohydrates?
Out of 4,737 individuals of European ancestry, 3002 said they could smell asparagus in their urine and 1735 said they could not.If the allele for the ability to smell S is dominant over the alleles f
Describe the pathologic course of genital herpes; explain how it is treated, and if it can be cured. Give at least six possible complications of untreated gonorrhea.
Question: Despite an abundance of habitat, why will it be difficult for the human species to recover?