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I am Lyosha [343]
4 years ago
6

Structural polysaccharides include: chitin, peptidoglycan, and cellulose. In all three, the monomers are joined by the types of

Biology
1 answer:
liq [111]4 years ago
4 0

Answer:

chitin; archaebacteria

Explanation:

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For a science fair project, two students decided to repeat the Hershey and Chase experiment, with modifications. They decided to
tresset_1 [31]

Answer:

The correct option is D. Amino acids (and thus proteins) also have nitrogen atoms; thus, the radioactivity would not distinguish between DNA and proteins.

Explanation:

Nitrogen is an active constituent of amino acids which make up proteins. Nitrogen is also an active constituent of the nitrogenous bases which make up an organism's DNA.

Phosphorus is actively present in the DNA but amino acids lack phosphorus.

Our body is actively made up of DNA and proteins. If the nitrogen was radioactively labelled, the experimental results would be wrong as proteins also have nitrogen in them.

6 0
3 years ago
A farmer chooses the largest grains from a crop of wheat to plant for the next growing season.what would you predict for his whe
vfiekz [6]
The grains he chooses are large ones so they have a greater chance of producing corn with large grains. Species pass on their genes to their offspring.

Answer: D. T<span>he new crop will be more likely to have grains as large or larger.</span>
4 0
4 years ago
A plant absorbs energy from the Sun. Where does the energy go from there?.
Olenka [21]
A plant absorbs energy from the Sun. Energy absorb by plants is used in the process called photosynthesis. As the plant takes the energy, it process it to turn it into potential energy. And is being used by the consumer of the plants. Hope this answers the question.
4 0
3 years ago
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The ____ syndromes produce a proliferative inflammatory response, whereas the _____ syndromes produces increased permeability of
Anarel [89]
The  nephritic  syndromes  produce a  proliferative  inflammatory response,  whereas  the   nephrotic  syndromes  produces  increase  permeability  of  the  glomerulus .Nephrotic    cause the  body  to  secrete  much  protein in  the  urine  while  nephritic  cause  swelling and  inflammatory of  the   glomerulus  in the  kidney.
6 0
4 years ago
The potato placed in vinegar produced _________.
anastassius [24]

Answer:

Most living tissue contains catalase. We can use potatoes to help see catalase work because bubbles of oxygen form when we put potatoes into hydrogen peroxide.

Explanation:

As catalase decomposes hydrogen peroxide into water and oxygen gas, bubbles of oxygen collect on the disk. When the density of the combined paper/enzyme/O2 is less than the solution the disc will rise to the surface.

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3 years ago
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