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BIO 311C - SATA Final EXAM 1 Questions And Complete Answers.
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Why study cellular and molecular biology? - Answer The connecting basis of all life is at the cellular and molecular level. DNA, RNA, proteins and the cellular mechanisms behind each of these form the fundamental basis of life. Many biological phenomena are better understood at the biochemical a...

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  • October 17, 2024
  • 13
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • molecular biology

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  • BIO 311C
  • BIO 311C

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BIO 311C - SATA Final EXAM 1
Questions And Complete Answers.
Why study cellular and molecular biology? - Answer The connecting basis of all life is at the cellular and
molecular level. DNA, RNA, proteins and the cellular mechanisms behind each of these form the
fundamental basis of life. Many biological phenomena are better understood at the biochemical and
molecular level.



What are the 8 emergent properties of life? - Answer Reproduction

Growth and Development

Order and Structure

Metabolism

Respiration

Response to environmental stimuli

Adaptation and evolution

Autonomous movement



What is a model system? - Answer Because there are millions of living organisms, and we cannot study
each one individually, so we use these selected organisms to study the mechanisms of life. It is a
representative organism or cell type used for experiments. They are easy to grow, manipulate, and study.



What are some common examples of model systems among prokaryotes? - Answer - E. coli

- Salmonella



What are some common examples of model systems among eukaryotes - plants? - Answer •
Arabidopsis

• Corn

• Rice



What are some common examples of model systems among eukaryotes - fungi? - Answer • Yeast

, What are some common examples of model systems among eukaryotes - animals? - Answer • Fruit fly

• Nematode

• Mouse

• Zebra fish

• HeLa cells (human cell lines)



In vivo - Answer Experiments used to study physiology, ecology of organisms under living conditions.

Ex: rats, rabbits, plant tissue culture, etc.

Can be holistic or reductionist



In vitro - Answer Experiments performed under non-living AKA abiotic condition

Ex: in a test tube with known quantities of chemical, enzymes added, particular temperature, pH, etc.

Strictly reductionist



What is the biological hierarchy? - Answer Atoms →Molecules→Macromolecules→Parts of
cells→Cells→Tissues→Organs→Organ
systems→Organisms→Population→Community→Ecosystem→Biome→Biosphere



Name the 3 domains and 4 kingdoms. - Answer 1) Bacteria

2) Archaea

3 Eukarya

- Protista

- Fungi

- Plantae

- Animalia



mass number - Answer # protons + # neutrons

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