The nephron has the proximal tubule where some water, amino acids and salts which are useful to the body are reabsorbed into the blood capillaries against concentration gradient by active transport.

Thus, the process of selective reabsorbtion takes place in the proximal convoluted tubule

4 0

3 years ago

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Vascular plants, like fern, show alternation of generations. Which represents a gametophyte in the life cycle of fern? a. Rhizom

lys-0071 [83]

The answer would be option B

3 0

3 years ago

Explain the difference between types of scientific investigation

allsm [11]

Answer:

Hey there.

There are three types of scientific investigations: descriptive, comparative, and experimental scenitific investigations.

fist we have Descriptive scientific investigations.

Descriptive investigations use careful observations and measurements to develop findings.

Then we have  comparative Investigation.

comparative investigations Involve collecting data on different populations/organisms, under different conditions (Times of year, locations), to make a comparison. for Example, Using a hand lens to examine the color and texture of four different rocks.

Lastly we have experimental scientific investigations.

Experimental investigations involve a process in which a "fair test" is designed and variables are actively manipulated, controlled,

I hope it helped!!!

Wbob1314

7 0

3 years ago

A carp has a large number of offspring, but predators eat many of them during the first year of life. Once they survive to matur

ArbitrLikvidat [17]

Answer:

when the offspring born, they have a low survival rate during first year but as they reaches maturity, their survival rate increases.

this type of survivorship is Type III

Explanation:

4 0

3 years ago