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Sergio039 [100]
3 years ago
9

Why do scientific investigations lead to more questions?

Biology
1 answer:
zzz [600]3 years ago
5 0

Answer:

D. They find more things that are not understood

Explanation:

After discovering something, scientist tend to find something related that sparks their curiousity.

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What is indicated by two species having similar amino acids in the hemoglobin protein?
Anna71 [15]
Answer: The two species were Rhesus monkey and Human <span>
Hemoglobin protein is the iron containing protein found in the red blood cells which function by transporting oxygen through the blood stream from from the lungs to the tissues and it is important for survival. However, the  two species that have similar amino acids in the hemoglobin protein were Rhesus monkey and Human because they were not far from others.</span>
3 0
4 years ago
The ---------------<br> contain enzymes that breaks down substances.
adelina 88 [10]

Answer:

Lysosomes

Explanation:

They break down excess or worn-out cell parts.

3 0
3 years ago
A news article discussing the evolution of domestic dogs from wolves included this statement: "On its way from pack-hunting carn
gayaneshka [121]

Answer:

The correct option is <em>B) Some wolves may have had variants in their digestion that allowed them to eat wheat, rice, barley, corn, and potatoes and so were able to survive with humans.</em>

Explanation:

Organism of a population might have genetic variations in them due to many reasons. The species of a population which are better adapted to live in a particular area are able to survive and produce more offsprings. As a result, that particular area increases in that genetic variant.

In the above scenario, some of the wolves had variants in their digestion which made them better adapted to live with the humans as they could eat wheat, rice etc. The wolves which did not have variants in their digestion couldn't survive in the human areas.

4 0
3 years ago
Sodium bicarbonate is an old standby antacid. it is not recommended for persons suffering from high blood pressure because
Dimas [21]
<span>The sodium in sodium bicarbonate increases the sodium concentration in the blood stream. Through osmosis, larger amounts of water enters the blood stream, thereby increasing the person's blood pressure. For persons with already high blood pressure, this can prove to be dangerous.</span>
6 0
4 years ago
Describe the four different types of polysaccharide molecules that are produced and consumed by living organisms.
patriot [66]

Answer:The main functions of polysaccharides are structural support, energy storage, and cellular communication. Examples of polysaccharides include cellulose, chitin, glycogen, starch, and hyaluronic acid.

7 0
3 years ago
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