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Leya [2.2K]
3 years ago
14

Is a scientific hypothesis accepted if there is no way to demonstrate that the hypothesis is wrong? Explain your answer.

Biology
1 answer:
Elan Coil [88]3 years ago
4 0

Answer:

A hypothesis is a testable idea which can support an explanation. If there is no way to demonstrate the validity of a hypothesis, it cannot support an explanation. Therefore, it cannot be accepted by the scientific community. ... However, a hypothesis can still be useful whether it supports an explanation or not.

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How many base pairs are in a full turn or twist of a dna molecule
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There are about 10 1/2 base pairs per turn.
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3 years ago
What is a catalyst and how do they help with the chemical reactions needed for metabolism?
lys-0071 [83]

Answer:

See explanation

Explanation:

A catalyst refers to any substance that increases the rate of a chemical reaction. A catalyst does not affect the equilibrum position rather it enables the system to attain equilibrum faster.

Biochemical catalysts increase the rate of biochemical reactions in the body. They enable the body to carry out certain important functions that are necessary for life.

5 0
3 years ago
A cell with three pairs of chromosomes has the genotype Aa Bb Cc, with each locus on a different chromosome. If this cell were t
mash [69]

Answer:

One type of cell that is similar to parent cell.

Explanation:

The cells undergo cell division either by mitosis and meiosis. The meiosis produces four genetically dissimilar daughter cells as the process undergoes recombination event which exchanges the genetic sequence.

The process of recombination does not take place in the mitotic division and also the daughter cell exhibit the same number of chromosome.

In the given question, since the cell with the genotype Aa Bb Cc undergo mitotic division, therefore, the daughter cell will be produced with the same genetic material and no genetically different cells.

Thus, One type of cell that is similar to parent cell is correct.

5 0
3 years ago
This is for bio okay??
k0ka [10]

Answer:

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3 0
3 years ago
Which of the following statements is true?
maksim [4K]

Answer:

All organisms require sulfur as a macro-nutrient. (Ans. E)

Explanation:

Sulfur is necessary for all living things. It is taken up in the form of sulfate from the soil and sea water by the plants, and algae.

Sulfur is known as the essential nutrient for plant growth. Sulfur playing various important role in plants. About 90% of the sulfur is absorbed by the plants for the purpose of amino acids synthesis, known as the building blocks of proteins. Sulfur is important for the enzyme which is helping in the formation of the chlorophyll molecule. Sulfur is essential for the synthesis of oil crops.

In human body sulfur playing some essential role such as amino acid production which is converting into proteins and producing enzymes. Sulfur is important for insulin production, insulin allow the cells to use glucose as energy. Sulfur is found in most important antioxidant known as glutathione, which helping in the inhibition of oxidation of the other molecules and preventing from cell damage. Collagen provide skin strength and structure, sulfur is important for collagen synthesis as well.

5 0
3 years ago
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