Question 9 of 14 Which of the following acts as a signal for the dendritic cell to begin cross-presentation? O Presence of self-reactive CD4 T cells O Expression of endoplasmic reticulum (ER) chaperones calnexin and calreticulin O Phagocytosis and processing of extracellular antigens O Cytokine release following the activation of engaged CD4 T cells

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Q: 9. Compare and contrast the two major types of neuronal pathways. Give an example of each.

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A: Hardy Weinberg equation tells about the allele and genotype frequencies in the populations that are…

Q: 19. Describe the comparator activities of the cerebellum.

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A: Nucleoside consists of a nitrogenous base covalently attached to a sugar. Nucleotide consists of…

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A: Culture:- it is a method of multiplying the microbes as well as eukaryotic cells in a appropriate…

Q: Explain passive transport by osmosis using isotonic, hypertonic, and hypotonic in both animal and…

A: Introduction  Osmosis is the term for a molecule movement across a solution's concentration…

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A: Microorganisms are very tiny organisms that are visible only under microscope. There are large…

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A: Phospholipids are biomolecules that are composed of glycerol, phosphate group, and lipids/ fatty…

Q: Differentiate between the roles of the pulmonary trunk and the aorta.

A: Introduction The muscular heart of a human being has four chambers and is in charge of pumping blood…

Q: Consider the graph below. This is an example of whatkind of natural selection? O Directional…

A: Stabilizing, directional, and diversifying selection either decrease, shift, or increase the genetic…

Q: Do carrying capacities vary among different environment

A: Note: Please note that as per our company's honor code aren't allowed to cite external references.…

Q: How does Na+/K+ ATPase/Pump promote osmosis across plasma membrane? How does it establish the basal…

A: The cell is the important basic and fundamental unit of life. It has the outer membrane which is…

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A: Onion and lemon are two of the most important agricultural product in the globe. These two also fall…

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Q: Lower extremity Sacroiliac Pubic Symphysis Coxofemoral, Tibro femoral Patellofemoral •Proximal and…

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Q: 1. How do the central nervous system and peripheral nervous system differ from each other?

A: The central and peripheral nervous systems are the two components of the nervous system in animals.

Q: 12, Name the three main plexuses and the major nerves derived from each.

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Q: 16. Most bacteria are heterotrophs. What is a heterotroph? O Heterotrophs produce their food from…

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Q: 2. Draw a polypeptide chain with the following sequence of amino acids: M-A-N-A-N-D-G-E-N-E

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Q: 14. Eubacteria will display one of three shapes. These shapes CC

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Q: 8. At the action of conditioned irritant - a sound signal there is a conditioned protective reflex -…

A: A reflex is an immediate, unplanned, and involuntary activity or reaction to a stimulus. The brain…

Q: The mathematical shape of the earth can be made as: a. Flat b. Almost any shape such as spheroid…

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Q: 6. Give an example of negative feedback in nature. 7. Give an example of positive feedback in…

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Q: Which among the parameters measured influences one another or are dependent with one another?

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A: Based on osmotic concentration solutions can be of three types namely- hypertonic solution,…

Q: 4) Which is the correct flow of air containing oxygen to the lungs? A.…

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Q: determine the cytokine the sequence template what is cytokine accession number at GenBank ?

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Q: 20. What are the differences in function between the right and left cerebral hemispheres?

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A: Pseudoscience  Pseudoscience are beliefs, theories, statements, that are claim to be science but…

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Q: A tall true breeding plant was crossed with a dwarf true breeding plant. Tallis a dominant…

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Q: Is natural selection random with respect to fitness?

A:

Q: 10. Which of the following statements regarding viruses is true? O Viruses can not be treated, our…

A: Viruses:  A virus is an infectious microorganism made up of a protein-coated segment of nucleic acid…

Q: In a class of 20 biology students, 12 have the recessive disorder, chronic whining syndrome. Use the…

A: Hardy-Weinberg equation is generally used to predict if a given population is evolving or not. It…

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Immune Disorders

The collaboration between the cells and proteins that work together as a defense system against infection comprises the immune system.Each of them performs a variety of tasks to recognize and/or react against a foreign body.