Explain the importance of covalent bonds in four macromolecules

1 answer:

6 0

Covalent bonds is important in four macromolecules such as proteins (polymers of amino acids), nucleic acids (polymers of nucleotides), carbohydrates (polymers of sugars) and lipids (with a variety of modular constituents) because they served as a basic structure of macromolecules.

In addition, the resulting covalent bond is a result of sharing a pair of electrons, one from each atom or molecular units.

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Why did scientists follow a set order of steps when carrying out a scientific investigation ?

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If an orderly set of steps is followed, the observations and results are more reliable.

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Describe two traits that represent a sustainable society and two traits of a non sustainable society

scoray [572]

<h2>The correct answer is explained below:</h2>

Explanation:

A Sustainable society can be defined as the one which utilizes the various available resources in a judicious and economical manner such that the resources can be retained for a longer period of time to be utilized by the future generations. Two traits of such a society are:

Follows the principle of 3Rs, that is Reduce, Reuse and Recycle. This means the society supports the reduction in overuse of resources, promotes the reuse of resources wherever possible and also supports the idea of recycling several resources to sustain the availability of fresh resources.
Tries to harness and make the best possible use of the available renewable resources. The society tries to maximally utilize the renewable resources to fulfill their needs.

A Non-sustainable society can be defined as the one which uses all the available resources extravagantly and profusely without showing any concern over the amount of the resources available for the future. Two traits of such a society are:

They tend to use the more readily available resources uncontrollably without any restriction and often not considering whether the resources are required immediately and essentially or not .
They tend to waste a lot of resources as often harnessing resources to an extent which is more than the requirement of the resources causes the wastage of the excess resource.

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Animal-like protists, such as Amoeba and Paramecium.

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Answer:

Yes Amoeba and Paramecium are considered as animal-like protists

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Amoeba and paramecium are considered to be animal-like protists because they are able to move through their habitat, and they gain energy from other sources.

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Why does water feel cool when it evaporates?

Naddika [18.5K]

Answer:

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Evaporation uses energy, and this heat energy is taken from the body.

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Fertilization refers to the process of:

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Fertilization refers to the process of two gametes of opposite sex uniting (option C).

<h3>What is fertilization?</h3>

Fertilization is the process whereby the male gamete unites with the female gamete to form a zygote.

In sexually reproducing organisms, the male organism of a species produces a gamete called sperm cell while the female organism produces egg or ova.

Therefore, it can be said that fertilization refers to the process of two gametes of opposite sex (male and female) uniting.

Learn more about fertilization at: brainly.com/question/9874606

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