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Stels [109]
3 years ago
6

1. Which compound contains three elements?

Biology
1 answer:
zalisa [80]3 years ago
8 0

Answer:

B

Explanation:

Chloride-Hydrogen-Oxygen

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A scientist in which field would be most likely to study changes in mood with age?
frutty [35]

Answer: a psychologist

8 0
2 years ago
Whales and hippos are thought to have evolved from a common ancestor around 54 million years ago. Which of the following is also
Oxana [17]

Answer:

Both whales and hippos have almost no hair on their bodies. They do not have sweat glands.

Explanation:

6 0
2 years ago
Which of the following statements is FALSE regarding water intake and output by the body?
REY [17]

Answer:

The correct option is this: AN INCREASE IN FLUID TAKEN BY MOUTH WOULD REDUCE THE AMOUNT PRODUCED BY METABOLISM.

Explanation:

Generally, the amount of water consumed by a person normally leads to increase in the amount of urine that the person will excrete, that is, the higher the quantity of water consumed, the higher the quantity of the urine that will be excreted under normal circumstances. Thus, the statement given in option B is false. The statements given in Option C and D are right; during exercise the quantity of sweat produce and lost by the body is higher than the one that is produced when one is not exercising. Also, diarrhea usually lead to loss of water from the body.  

3 0
3 years ago
If we compare the genetic codes of the four organisms seen here, which statement is MOST accurate?
bezimeni [28]
<h3><u>Answer;</u></h3>

All four organisms have exactly the same components in their DNA, but it varies in number and sequence

<h3><u>Explanation;</u></h3>
  • <em><u>DNA, known as deoxyribonucleic acid is a type of nucleic acid which is important to all living organisms as it helps store genetic information.</u></em>
  • <em><u>All living organisms store their genetic information using DNA molecules or RNA molecules. Most organisms contains DNA that have similar components, however their DNA will differ in number and also the sequences. </u></em>
  • <em><u>The similarity between the molecules of DNA indicates a common ancestry among organisms. </u></em>
8 0
3 years ago
In mice, the LD50 for staphylococcal enterotoxin is 1350 ng/kg, and the LD50 for Shiga toxin is 250 ng/kg.Which of the following
emmainna [20.7K]

Answer: C

Explanation:

LD50 is a measure of toxicity in animals. A chemical with a smaller LD50 is more toxic and in this question, Shiga toxin has a lower LD50, thus it is more lethal.

3 0
3 years ago
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