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faltersainse [42]
3 years ago
12

Which statements describe the image? Check all that apply.

Biology
2 answers:
marin [14]3 years ago
6 0

Answer:

The answers are:

The process works only with organic matter.

The element has a half-life of 5,730 years.

Explanation:

Just took the quiz and got it right :)

ArbitrLikvidat [17]3 years ago
4 0

Answer:

The process only works with organic matter.

The element has a half life of 5,730 years.

Explanation:

I just took the test.

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Some transgenic animals grow faster because they have extra copies of growth hormone genes
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That is true. Some transgenic animals grow faster because they have extra copies of growth hormone genes.

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A bacteria population triples in number each day . if there are 2,551,500 bacteria on the 7th day , how many bacteria were prese
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Well it is triples you can tell that it is a division question.  So triples means by 3. 
The equation is 2,551,500 = d X 3^6. So, now 2,511,500 / 729 is your final answer, 3,500. Hope it helps :)


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All of the following contain amino acids except a) hemoglobin b) cholesterol c) insulin d) enzymes e) antibodies
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Answer:

cholesterol.

Explanation

Options a, d, c, and e all contains amino acids units. They are therefore  made up of protein  structure. cholesterol contains alcohol and steroids. it belongs to the steroid lipid  family unlike other options  that belong to protein family.

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3 years ago
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Which statement best describes enzymes?
Nuetrik [128]

Answer:

The rate of activity of an enzyme might change as pH changes

Explanation:

Enzymes are organic catalysts that controls the rate of a specific chemical reaction.

These materials combines substrates in order to lower the activation energy which might serves as a barrier to chemical action.

  • Enzymes have specific reactions which they control.
  • Temperature and PH conditions control the rate at which enzymes work.
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4 0
3 years ago
Which of the following denotes the divisions of the geologic time scale in correct order of decreasing lengths of time beginning
Stels [109]

Answer:

d. eon, era, period, epoch

Explanation:

The geological time scale has been made so that the scientists can have a practical system about the classification of geological time, thus everything that has happened throughout it. The geological time unites have been defined in accordance with important events that have happened, thus marking their end or beginning. These events can be mass extinctions, catastrophes, climate patterns, domination of certain species etc. The longest of these time units is the eon, lasting for more than half a billion years, and up to 2 billion years. The era comes as the second longest time unit, lasting for several hundred million years. The period lasts for several tens of million years, and the epoch is the smallest unit, lasting for few million years, or several hundred thousand years.

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