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siniylev [52]
3 years ago
5

Please Help! Science Homework

Biology
1 answer:
ankoles [38]3 years ago
4 0

Answer:

1a - A chemical compound is a chemical substance composed of many identical molecules composed of atoms from multiple elements held together through chemical bonds. atoms of the equal element bonded in a molecule do not form a chemical compound, in view that this would require two different elements

1b - Inorganic compounds are critical within the body and responsible for many simple functions. The primary inorganic compounds are water (H2O), bimolecular oxygen (O2), carbon dioxide (CO2), and a few acids , bases, and salts. The body is composed of 60–75% water.

2a - it helps with chemical reactions, cellular form and size and helps the cell regulate temperature.

2b - The chemical reactions vital for life would no longer occur or slow it down.

3a - carbohydrates, lipids, proteins, and nucleic acids

3b -  Proteins and nucleic acids

3c - A carbohydrate has only Carbon, Hydrogen, and Oxygen, with the hydrogen and oxygen in the ratio 2:1. A protein is made of amino acids. ... So without nitrogen atoms, the compound cannot be a protein.  it can be a carbohydrate, because it contains the elements of a compound. An organic compound contains only the elements carbon, hydrogen and oxygen.

Explanation:

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In many species, there are two representatives of each chromosome. In such species, the characteristic number of chromosomes is
Makovka662 [10]

Answer: Diploid; 2n

Explanation:

In many species, there are two representatives of each chromosome. In such species, the characteristic number of chromosomes is called the DIPLOID number. It is usually symbolized as 2n.

The two basic sets of chromosomes is called Homologous chromosomes, being two, it is called DIPLOID NUMBER (if one, it is Haploid number) and symbolized by 2n.

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NOTE: ALL of the remaining questions in this Prelab refer to the following experiment, designed to test whether fruit flies pref
drek231 [11]

Answer:

In the above experiment, these three flies are not enough cogent

Explanation:

Because in the above experiment which is designed to test that, in the above cage these three flies prefer which type of food either it is a banana which is fresh or either apple which is rotten. But the behavior of the flies is not the same, so it is difficult to judge where the flies spend more time. It is a probability that the flies spend most of the on a fresh banana or a rotten apple or both fruits.

These three flies could be unusual.

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Which one of the following terms refers to a person's accumulated knowledge and verbal skills?
dmitriy555 [2]

Answer:

c.

Explanation:

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6 What is a covalent bond? a bond in which electrons are transferred a bond in which electrons are shared a bond in which electr
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iconic bond -> sharing of many electrons

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covalent -> transferring of electrons

hope this helps...

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