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Anna11 [10]
3 years ago
14

Which of the following is/are true for the elements of the sixth period in the periodic table ?

Biology
1 answer:
alexandr402 [8]3 years ago
7 0

the correct answer is d) a & b

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HELP PLEASE
Anna71 [15]
I think it is at least C
5 0
3 years ago
suppopse you were going to deisgn a system for the rapid diffusion of oxygen across a phosphlipid bilayer. according to fick's l
Llana [10]

Answer:

According to Fick's law, the rate of diffusion of any substance across any barrier is<u> directly proportional to the surface area of the membrane or any layer exposed. and the concentration of the diffusing substance available, but the rate is inversely proportional to the diffusion distance available.</u>

<u />

Thus the rate at which oxygen will move across the phospholipid  bilayer will depend on the concentration or amount  per mole  of the oxygen molecule hitting the phopholipid at  a prticular time and how permeable the phospholipd layer is to oxygen molecules, but the rate of its  movement across will be reduced as the distance between the phosphoslipid bilayer and the diffusing molecules  increases.

Therefore, the concentration of oxygen should be maximised, the surface area of the phospholipid  bilayer should also be maximized. the distances between the phopholipid and the  vessel containing the diffusing oxygen molecules should be drastically reduced. With this Fick's law  has been applied , and therefore maximum oxygen molecules can diffuse across.

Explanation:

5 0
3 years ago
Which one is a problem that has arisen because of population growth? *
Delicious77 [7]
2. more people to pollute oceans
7 0
3 years ago
Prokaryotic cells generally have a higher surface area to volume ration than eukaryotic cells.
charle [14.2K]

Answer:

True.

Explanation:

Prokaryotes and eukaryotes shows various similarities as well as differences among themselves. The eukaryotes have well defined nucleus whereas such nucleus is absent in prokaryotes.

Prokaryotes are much smaller in size than eukaryotic cells. The small area has large surface area to volume ratio. This ration helps in the process of diffusion and metabolism in prokaryotes. Due to their small size, prokaryotes have large surface area to volume ratio than eukaryotic cells.

Thus, the correct answer is option (a).

3 0
3 years ago
Read 2 more answers
Which part of the brain can cause amnesia or memory loss if damaged?
ss7ja [257]
The limbic system and that part controls like the memory and emotions 
5 0
3 years ago
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