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Explain the role of blood vessels in homeostasis


DNA: T A C T T A T C G A C C T C C C T A A A A A A C G T G T G C A T T

RNA: ?


Explain how plant cells and tissues are structurally organized to provide transport and support to plants


1.    What are potential labs, exams, and/or procedures done for women who experience the following (Refer to Dr. Lyons Lectures for Assistance):

a.    Unknown pregnancy status

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b.    Vaginal Itching & Burning

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c.    Postmenopausal bleeding

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d.    Suspected Diabetes or Uncontrolled

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e.    Urinary Tract Infection

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f.     Unknown STI status

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During meiosis, genetic recombination results because –


You test a population of 10,000 teenagers in Kenya for their genotypes of the sickle cell trait. You find

that 1 in 500 teenagers (200 total) have sickle cell anemia, an autosomal recessive disorder.


(a) What is the predicted frequency of the:

-Recessive allele? Show your work. ?


-Dominant allele? Show your work. ?


(b) What is the predicted frequency of the:


-Homozygous dominant genotype? Show your work.


-Heterozygous/carrier genotype? Show your work.


(c) How many individuals should be:


-Homozygous dominant? Show your work.


-Heterozygous/carriers? Show your work.


Describe the structure and function of the human transport system in terms of the following points.

Write a brief introduction. What makes up the cardiovascular system (CVS) i.e. the heart, blood vessels and blood. Finally, summarise its functions.

• Pipes and plumbing (blood vessels)

• Circulating materials (composition of blood and functions of

components)

• Pump and its control (heart and its controls [nerves])


Why is the counter-current system in fish gills more efficient than a parallel current flow?


Try to complete the passage below. You are almost done with this lesson!


Cellular Respiration


This explains the process in which organisms break down from the food to create usable energy

form of energy called


This stage of cellular respiration takes place in the of both eukaryotic and prokaryotic.


Is a cyclical series of enzyme-controlled reactions, this stage of cellular respiration occurs in the


What is the classification of animals