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lisabon 2012 [21]
3 years ago
10

30. Why was the paddlefish selected for study?

Biology
1 answer:
Serga [27]3 years ago
5 0
They needed an evolutionary relative of tectalic to study its DNA. It has a fleshy fin that may be similargenetically to the Tectalic fin/arm.
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Autonomic dysreflexia is characterized by a. hypotension and shock. b. hypertension and bradycardia. c. pallor and vasoconstrict
omeli [17]

Answer:

B) hypertension and bradycardia.

Explanation:

Autonomic dysreflexia is a syndrome which is characterised by the sudden rise in the blood pressure of the human. The disease is common in the people with a higher level of spinal cord injuries above the T6 level.

The condition occurs when some external stimuli like pain or irritant activate the involuntary response in the body which cause the blood pressure to rise (hypertension). This leads to the slowdown of the heartbeat (bradycardia) to restore the blood pressure but the body cannot restore the blood pressure due to the damage in the spinal cord.

Thus, Option-B is the correct answer.

8 0
3 years ago
Passive movement of fluids and bacteria from the interior of the small intestine through the space between cells of the intestin
Verdich [7]
<h2>Option (A) is Right Answer</h2>

Explanation:

    (A) Tight junctions

  • <em>Tight junctions</em> are a narrow band in epithelial cells just <em>beneath their apical surface</em>
  • They comprise a system of <em>another protein and claudins</em>
  • Tight junctions provided two major functions such as <em>The  ions through space between cells  and They limit the section of particles</em>  
  • Tight junctions may be provided fill in as weak pathways by framing specific systems for<em> little cations, anions, or water</em>
  • <em>Tight junctions are available just invertebrates</em>
7 0
3 years ago
Which of the following is the correct measurement for the volume of liquid shown below?
artcher [175]
51
hope that helped you on your journeys

6 0
3 years ago
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Which of these conditions made it beneficial for aquatic plants to move onto land?
Vikentia [17]
Bright sunlight, lack of competitors, and more carbon dioxide
4 0
3 years ago
Heavy metals work by select one: a. rupturing the cell membrane. b. inactivating proteins. c. binding to dna. d. dissolving the
Lubov Fominskaja [6]

Heavy metals work by dissolving the cell wall.

Sterilization describes a method that destroys or gets rid of all styles of microbial existence and is done in health-care facilities with the aid of bodily or chemical strategies. Using a physical or chemical method to smash vegetative pathogens is: disinfection. using chemical marketers immediately on uncovered frame surfaces to damage or inhibit vegetative pathogens.

The term heavy metallic refers to any steel chemical detail that has a notably excessive density and is poisonous or toxic at low concentrations. Examples of heavy metals encompass mercury (Hg), cadmium (Cd), arsenic (As), chromium (Cr), thallium (Tl), and lead (Pb). Even though the beginning of the time period heavy metallic is broadly attributed to novelist William Burroughs, its use dates nicely again into the nineteenth century, while it cited cannon or to electricity greater usually. It additionally has been used to classify certain elements or compounds, as in the phrase heavy metallic poisoning.

Learn more about heavy metal here:-brainly.com/question/24841392

#SPJ4

6 0
2 years ago
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