Biomolecules Quiz

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Questions and Answers

What are biomolecules and why are they important in living organisms?

Biomolecules are molecules present in organisms that are essential to biological processes, such as cell division, morphogenesis, or development. They are important in providing structure, function, and regulation within living organisms.

What are some examples of biomolecules?

Examples of biomolecules include proteins, carbohydrates, lipids, nucleic acids, vitamins, and hormones.

What is the significance of exogenous biomolecules for living organisms?

Living organisms usually need exogenous biomolecules, such as certain nutrients, to survive as these biomolecules are not produced within the organism.

What scientific fields study biomolecules and their reactions?

<p>Biology and its subfields of biochemistry and molecular biology study biomolecules and their reactions.</p> Signup and view all the answers

What elements make up a significant portion of the human body's mass?

<p>Oxygen, carbon, hydrogen, and nitrogen make up 96% of the human body's mass.</p> Signup and view all the answers

What is mitosis?

<p>Mitosis is a part of the cell cycle in which replicated chromosomes are separated into two new nuclei.</p> Signup and view all the answers

What type of division is mitosis?

<p>Mitosis is an equational division which gives rise to genetically identical cells.</p> Signup and view all the answers

What precedes mitosis in the cell cycle?

<p>Mitosis is preceded by the S phase of interphase, during which DNA replication occurs.</p> Signup and view all the answers

What are the stages of mitosis?

<p>The stages of mitosis are preprophase, prophase, prometaphase, metaphase, anaphase, and telophase.</p> Signup and view all the answers

What is the outcome of mitosis?

<p>Mitosis results in the division of the mother cell into two daughter cells genetically identical to each other.</p> Signup and view all the answers

Flashcards

What are biomolecules?

Molecules essential to biological processes such as cell division, morphogenesis, or development.

Examples of biomolecules?

Proteins, carbohydrates, lipids, nucleic acids, vitamins, and hormones.

Exogenous biomolecules

Biomolecules an organism cannot produce itself and needs from external sources for survival.

Fields studying biomolecules

Biology, biochemistry, and molecular biology.

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Main elements in the human body

Oxygen, carbon, hydrogen, and nitrogen. (~96% of the human body's mass)

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What is mitosis?

Part of the cell cycle where replicated chromosomes are separated into two new nuclei.

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Mitosis type of division

An equational division that produces genetically identical cells.

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What precedes mitosis?

The S phase of interphase, where DNA replication occurs.

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Mitosis Stages

Preprophase, prophase, prometaphase, metaphase, anaphase, and telophase.

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Mitosis Outcome

Division of a mother cell into two genetically identical daughter cells.

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