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List two proteins or enzymes, other than DNA polymerase III, that are found at the replication fork in E. coli. Describe each of their functions with no more than one sentence.
Helen is a 62-year-old smoker. Her physician has diagnosed her as having emphysema that has caused her to hypoventilate. She is tired and sedentary. Besides having difficulty breathing, what other con
A person is admitted to the hospital in complete collapse. His blood pH is 6.8 and his HCO3- is 20 mEq/L. What diagnosis would you give and what prognosis? A medical history reveals that this person i
Describe the influence of rising PTH levels on bone, the small intestine, and the kidneys
An amoeba is a unicellular animal, which doesn't have a stomach for digestion of food. How does food storage and digestion take place in an amoeba
(k) Transfer RNAs have several bases in addition to the normal four found in RNA. How are these rare bases incorporated into the tRNA molecule?
Which types of muscles do isometric contractions?
Rocks is most likely to be formed from compacted plant remains?
Briefly describe two main strategies that cells use to control metabolism.
What are the differences between a original and mutated sequences
The enzyme-catalyzed oxidative decarboxylation of pyruvate requires
The only place outside of Earth for which there is irrefutable evidence for ancient, microbial life is
Taxol is an anticancer drug extracted from the Pacific yew tree. In animals cells, taxol disrupts microtubule gomtsyan by binding to microtubules and accelerating their assembly from the pro
Different between mRNA, rRNA, tRNA Different between mRNA, rRNA, tRNA
You then used PCR to specifically amplify certain DNA from the middle ear fluid. Did you get the same results in Parts 2 and 3? Describe what each method measures, and explain why the methods&nbs
if the onion would reproduce sexually, it would need to produce sperm and/or eggs by the process of meiosis. after meiosis, how many chromosomes would be in each sex cell(in term of x)
if an object having 0.001mm length was magnified under microscope and it appeared 1.5mm long what was the total magnification of microscope
The Dunkers are a religious group that moved from Germany to Pennsylvania in the mid-1700s. They do not marry with members outside their own immediate community.
Fate of carbohydrate taken into the body?
What is a reflex arc?  Name its minimum components.
What is the point of the pronephros? What is the point of the pronephros?
Where is the bile salt found Where is the bile salt found
Sponges and cnidarians are among the fossilized animals found in both the Ediacara Hills and the Burgess Shale from the Rocky Mountains of British Colombia.
What does "anaerobic catabolism of organic nutrients" mean
Consider the unequal crossover shown in the figure. Imagine that rather than homologs misaligning so that repeat unit #7 on the top homolog pairs with repeat unit #5 on the bottom homolog (as shown),&