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ser-zykov [4K]
3 years ago
15

Which important property of DNA did Friedrich Miescher discover?

Biology
2 answers:
torisob [31]3 years ago
7 0

Answer: (D) It is found in the nucleus of the cell.

Explanation: Friedrich Miescher discovered the "nuclein" in white blood cells in 1869.

defon3 years ago
4 0

Answer:

Answer: Friedrich Miescher first discovered DNA as a biomolecule. He isolated nuclein in which DNA is wrapped around cellular proteins such as Histones. Many years after Miescher's discovery it was proved that DNA is the hereditary material in cells.

Explanation:

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Imagine a diploid organism that has 6 pairs of homologous chromosomes in their somatic cells. Given
stich3 [128]

Answer:

A. False

B. False.

C. True.

D. False.

E. True

F. True

G. True

H. False.

Explanation:

Diploid organism has almost double the cells than in the Haploid. The number of chromosomes in each diploid cell are also nearly twice the other cells. Diploid is any cell or organism which has two sets of chromosomes. Gamete is considered as the sex cell. It has ability to pair up and formulate the reproductive cells.

8 0
3 years ago
Give a brief explanation of why food webs are preferred over food chains for representing the flow of energy in an ecosystem.
olga nikolaevna [1]
<h3><u>The Food webs are preferred over food chains for representing the flow of energy in an ecosystem for the following reasons: </u></h3>
  • The food webs are higher in complexity when compared to food chains and also, in food web, more than one primary producers is present which increases the 'flow of energy' in the ecosystem.
  • Food web represents the real life better than the food chains do.
  • Food web shows many different paths through which the organisms can be connected.
6 0
3 years ago
Certain mental problems are thought to be caused by not having enough neutrotransmitters why would a lack of neurotransmitters c
vekshin1

Because neurones will not function properly neither will neuroreceptors if a person lacks neurotransmitters, these two parts (transmiters and receptors) all work together and depend on eachother.

Neurones are resposible for transmitting informations trought the body, and if neurotransmitters are no-existent, information may not be able to get to some body parts since neurotransmitters transmit the information.

Hope it helped,

Happy homework/ study/ exam!

3 0
3 years ago
Read 2 more answers
Explain the effect salinity and temperature have on water density.
hichkok12 [17]
Increasing salinity<span> also increases the </span>density<span> of sea </span>water<span>. Less dense </span>water<span> floats on top of more dense </span>water<span>. Given two layers of </span>water<span> with the same </span>salinity<span>, the warmer </span>water<span> will float on top of the colder </span>water<span>. ... </span>Temperature<span> has a greater </span>effect<span> on the </span>density<span> of </span>water<span> than </span>salinity<span> does</span>
3 0
3 years ago
What is the answer to 1c?
Semenov [28]

Answer:

because it can

Explanation:

there is no need to explain

8 0
3 years ago
Read 2 more answers
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