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makvit [3.9K]
4 years ago
8

What is the most abundant gas in Earth's present day atmosphere

Biology
1 answer:
Elena L [17]4 years ago
4 0

Answer is Nitrogen...............

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A graph titled "Average plant height (cm) vs. Concentration of sodium phosphate (mg/L)" shows an upward-sloping line that reache
vovangra [49]

Answer:

A. Average plant height increases with an increase in the concentration of sodium phosphate until the plants reach a maximum possible height.

Explanation:

The graph in the attachment section portrays the average height of plants (cm) on the y-axis plotted against the concentration of sodium phoshate (mg/L) on the x-axis. Based on the observation of the result in the graph, an increase in the concentration of phosphate caused an increase in the average plant height (as depicted by the upward-sloping line).

However, the plant's average height didn't go beyond 35cm despite an increase in concentration of phosphate. This is because the plants has reached a maximum possible height i.e. a height climax. Hence, they cannot grow taller than 35cm no matter the amount of external nutrients (sodium phosphate) supplied.

Therefore, the noticeable trend that can be used to make a conclusion is that average plant height increases with an increase in the concentration of sodium phosphate until the plants reach a maximum possible height.

7 0
3 years ago
Protein Omicron contains 4 subunits. Two subunits are 65 kDa in size and are held together by a disulfide bond. One subunit is 8
Volgvan

Answer:

The correct answer is - 130 kDa, 82 kDa, 45 KDa.

Explanation:

In the question given is there are 4 subunits in protein omicron in which two subunits are - 65 kDa and the other two subunits are - 85 kDa and 45 kDa.

So the size band would be in absence of beta-mercaptoethanol which is very essential to break down disulfide bonds that held together these subunits:

Size band = 65 KDa + 65 KDa

= 130 KDa  (one band) ( 65+65=130),

82, 45 as without beta mercaptoethanol disulfide bond is not broken .

Thus, the correct answer is - 130 kDa, 82 kDa, 45 KDa.

7 0
3 years ago
Select each correct answer. More than one answer may be correct.
MariettaO [177]

Answer:

I think that the answer might be b and c

7 0
3 years ago
Which shows the correct order in which food moves during digestion
vesna_86 [32]
The answer is the Stomach, Small intestine, then Large Intestine
3 0
3 years ago
Read 2 more answers
Is fructose a mono,di, or polysaccharide
Paha777 [63]

Answer:

Fructose is a monosaccharide. Although it has the same chemical formula as glucose, it has a different chemical structure.

6 0
3 years ago
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