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mafiozo [28]
3 years ago
13

What factors do you think determine the age of the universe

Biology
1 answer:
Nadya [2.5K]3 years ago
4 0
The trees being so tall, eruption on rocks shows that the earth has aged, and weathering. Because scientists can track down years from these things listed
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Many subcortical structures, such as the hippocampus and amygdala, come in groups of two. why?
lions [1.4K]

The right answer is a.anatomy involves symmetry.

In the anatomy of multicellular animals with bilateral symmetry (which form the subregion of bilateria), there are many even organs, that is to say composed of two symmetrical halves, generally positioned on both sides of the median plane. This is the case, for example the human brain that includes two hemispheres, two amygdalas and two hyppocampus, a left and a right.

6 0
3 years ago
________ are generally considered the best indicators of the level of succession in an ecosystem. Explain how you got your answe
Reika [66]

Answer:

<em>Plants </em>are generally considered the best indicators of the level of succession in an ecosystem. Explain how you got your answer.

Explanation:

Plants are generally forms the basis of life in any environment, other organism strictly depends for survival and continuation of life as they are the only autotrophs in the food chain. The best indicator of the level of succession in an ecosystem remains the plant

8 0
3 years ago
The mitochondrial matrix has what charge compared with the intermembrane space?
Solnce55 [7]
The matrix (inside mito) has a negative charge compared to the intermembrane space (outside of mito but still inside) because positively charged protons are constantly pumped from the matrix to the intermembrane space. A cell oxidizes an organic molecule producing 3 NADH molecules and 3 FADH2 molecules..
7 0
2 years ago
What did the Watson-Crick model suggest about the replication of DNA?
Setler [38]

Answer:

c. If the double helix were unwound, each nucleotide along the two parent strands would form a hydrogen bond with its complementary nucleotide.

Explanation:

According to the Watson-Crick model, two DNA strands are held together by complementary base pairing wherein each nucleotide of one DNA strand forms hydrogen bonds with its complementary nucleotide present in the other strand. During DNA replication, two DNA strands are separated by the action of helicases enzymes.

The separated DNA strands serve as a template for DNA replication. Here, each nucleotide of the template DNA strand binds to its complementary nucleotide by hydrogen bonds. For example, adenine of the template strand forms two hydrogen bonds with thymine while guanine forms three hydrogen bonds with cytosine.

3 0
3 years ago
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Why is water pollution a concern if water is continuously cycled through Earth’s systems?
Mice21 [21]
Chemicals in the water rise up through the water process and spread over the Earth.

7 0
4 years ago
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