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GaryK [48]
3 years ago
10

Please help me with this problem

Biology
1 answer:
melisa1 [442]3 years ago
7 0

Answer:

A

Explanation:

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A CERTAIN DNA SMPLE IS FOUND TO HAVE A MAKE UP CONSISTING OF 32 CYTOSINE. CALCULATE THE PERCENRAGES OF THE OTHER NITROGENOUS BAS
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Answer:

You have to use chargaff's rule:

A+G=T+C

A=T

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A+T=100-2x32=36%

A=18%

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In a tabular form state the sources, functions and deficiency of fat soluble vitamins​
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Soluble vitamins are vitamins A, D, E and K.

Vitamin A is easily found in animal foods such as eggs, milk, cheese, meat, among others. It has the function of improving vision, producing antioxidants and improving immunity. its deficiency causes nocturnal tracking and susceptibility to infections.

Vitamin D has the sun as its major source, but it can also be found in fish, seafood, liver, mushrooms and meat. It is important for the growth and strengthening of bones, growth regulation, metabolism, insulin production and strengthening of the cardiovascular, muscular and immune systems. Its deficiency can provoke muscular and bone pains, spasms, intense weakness and calcium deficiency.

Vitamin E has many sources, among which we can mention wheat, vegetable oils, nuts, sunflower seeds, bananas, soybeans, egg yolks, almonds, eggs, spinach, lettuce, among others. Its main function is to act as a powerful antioxidant, slowing premature aging and diseases such as cancer, Parkinson's and cataracts. Its deficiency can cause loss of motor coordination, weakening of the muscles and anemia.

Vitamin K can be found in lettuce, spinach, mustard, broccoli, cucumber, turnip, asparagus, okra, liver, among others. It is important in blood clotting and calcium fixation. Its deficiency can cause defective clotting and bleeding.

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The ___________ glands mainly function in thermoregulation.
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Sweat glands is the major function in thermoregulation.
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DDT was once considered a "silver bullet" that would permanently eradicate insect pests. Instead, DDT is largely useless against
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What would have prevented the evolution of DDT resistance in insect pests is the None of the insect pests would have genetic variations that resulted in DDT resistance.

Explanation:

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A large water wave called a _ can be generated by underwater earthquakes
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Tsunami is a large water wave that is generated by underwater earthquakes

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