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Inessa [10]
3 years ago
6

1. Which scientist developed the heliocentric model for the solar system?

Biology
1 answer:
Llana [10]3 years ago
6 0
Answer: B. Copernicus
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How many codons equals 1 amino acid?
kondaur [170]

Answer:

Explanation: The nucleotide triplet that encodes an amino acid is called a codon. Each group of three nucleotides encodes one amino acid. Since there are 64 combinations of 4 nucleotides taken three at a time and only 20 amino acids, the code is degenerate (more than one codon per amino acid, in most cases)

6 0
3 years ago
Which of the following describes a solution that contains a buffer?
tino4ka555 [31]

Answer:

a  Citric acid is added to the solution, but the pH of the solution does

not change.

Explanation:

8 0
3 years ago
Which is the closest estimate of the number of starts present in a galexy
lesya [120]

Answer:

The estimates I've read are similar to yours: 200 to 400 billion stars. Counting the stars in the galaxy is inherently difficult because, well, we can't see all of them.

Explanation:

8 0
2 years ago
Drag each label to the correct location on the map identify each type of front
scoundrel [369]

Answer: The type of front in the box within the image is given below-

  1. Cold front are those in which the cold air becomes mobile and enters the region of warm air. Due to its greater density it remains in contact with the ground surface and further pushes the warm air to rise up. Here, the Blue line depicts the cold front.
  2. Warm front are those in which the less denser warm air rises up over the colder dense air. Its the region of low pressure zone and here the red line depicts the warm front.
  3. Stationary front are those in which the two opposite moving fronts are parallel. Here the line containing both blue and red depicts the stationary front.

8 0
4 years ago
JongHyun is able to play "Go Fish," a card game that requires quick thinking. What brain change most directly supports his abili
Allisa [31]

Answer:

Myelination.

Explanation:

Brain acts as one of the most important organ of the body that helps in receiving the stimuli and interpret the information in the form of signal. Two main types of neuron are myelinated neuron and unmyelinated neuron.

The myelinated neuron increases the conductivity of the impulse. The myelinated neurons are much more active than the unmyelinated neuron. In case of the quick thinking and instant actions, the myelinated neurons play an important role.

Thus, the answer is myelination.

3 0
3 years ago
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