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Question 1: How does the activity and amount of protein in alpha-amylase vary during the course of germination? Question 2: Why do bacteria make restriction enzymes in nature?
Question 1: Why DNA has to be so tightly wrapped up during mitosis and meiosis? Question 2: Is there more alpha-amylase activity in the endosperm or in the embryo during germination?
Question 1: The pH of the lysosome (lumen) is: (a) 7 (b) 6 (c) 5 (d) 4 Question 2: Patients with I-cell disease have non-functional lysosomes. Why? (a) Acid hydrolases in the lysosome contain mutation
Question 1: Describe two ways to measure O2 consumption and two ways to measure CO2 production in living cells. Question 2: A post-translational modification that occurs in the ER is (a) Removal of ma
Question 1: What is the main distinction between cranial and spinal nerves? Question 2: What could explain the gradual consumption of oxygen, even though no glucose has yet been added to the culture?
Question 1: Compare a community with high trophic richness to a community with low trophic richness (two graphs) Question 2: How does the composition of the cerebrospinal fluid compare to the composit
What is a nerve plexus? Which spinal nerve groups function via plexus formation? Ventral/ Dorsal? What is the survival advantage of plexus formation?
What is a cross extensor relax arc? Does it function ipsilaterally/ contralaterally? Momosynaptically/ polysynaptcally ? Contracting/ Antagonistically inhibiting?
Compare/contrast vessel types in terms of compliance, resistance, pressure, volume, cross-sectional area, velocity and flow.
Question 1: What is the basis of the cytochrome oxidase test? Question 2: Will hemolysis on blood agar plates distinguish between Staphylococcus and Streptococcus?
Question 1: Compare and contrast the structure of microtubules and intermediate filaments. In your answer, describe how their structure relates to their functions Question 2: What is the basis of th
Question 1: What is the population of under poverty in the world? Question 2: Which of these does microbial taxonomy include? a.Classification b.Nomenclature c. Identification d. Physic
Why does the nuclear import receptor only release its cargo protein in the nucleus, and not in the cytosol?: A) Because Ran-GDP binds the receptor in the nucleus B) Because Ran-GTP is more abundant in
Question 1: Which part of the bronchial tree is most affected by emphysema? Question 2: Calculate net number of atp molecules that will be produced, directly, and by oxidative phosphorylation, when
Question 1: Explain how insulin and glucagon regulate the activity of acetyl-CoA carboxylase. Question 2: What are the four major categories or groups of organic molecules that make up living things?
Question 1: How are fatty acids being synthesized protected from the enzymes that cause fatty acid oxidation? Briefly explain. Question 2: A groom's sister has CF, an autosomal recessive disease, tho
Question 1: How does RNA participate in DNA replication? Question 2: Cite an example of how DNA sequence could be abused, and an example of how knowing a DNA.
Which one is not true about telomeres? a)its maintaince plays an integral role in aging, cancer, and other rare diseases such as dyskeratosis congentia b)Its repitive DNA unit is hexamer, 5" TTAGGG 3'
What do you predict will happen to the population size of an animal (i.e bird) if the survivorship is low in their community?
Question 1: Why are species or types of organisms similar within a particular region. Question 2: Which extracellular matrix protein is responsible for conferring mechanical strength to the extracellu
Question 1: Explain LIFO and FIFO. Question 2: Which of the following statements about microtubules is true? A) Motor proteins move in a directional fashion along microtubules by using the inherent
Which of the following statements about the cytoskeleton is true? A) All eukaryotic cells have actin, microtubules, and intermediate filaments in their cytoplasm. B) The cytoskeleton provides a rigid
Question 1: What is the habit of a plant? Question 2: Draw a restriction map for an 8kb circular DNA molecule (plasmid) based on these restriction digest results: Enzyme -- Band sizes on gel (kb), Eco