Cell Biology Fundamentals

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What is a characteristic that distinguishes prokaryotes from eukaryotes?

Having a nucleus

Being multicellular

Having cell walls

Lacking membrane-bound organelles (correct)

What is a group of similar cells carrying out the same function?

Organ system

Organ

Organism

Tissue (correct)

What is a collection of tissues grouped together based on a common function?

Cell

Tissue

Organ system

Organ (correct)

What is a higher level of organization that consists of functionally related organs?

Organ system Signup and view all the answers

What is an individual living entity?

Organism Signup and view all the answers

What are single-celled prokaryotes and single-celled eukaryotes typically referred to as?

Microorganisms Signup and view all the answers

What is the smallest unit of matter?

Atom Signup and view all the answers

What is the term for a group of similar cells working on a common function?

Tissue Signup and view all the answers

What is the term for a living being that has a cellular structure and can independently perform all physiologic functions necessary for life?

Organism Signup and view all the answers

What is the term for all the living and nonliving things in an area?

Ecosystem Signup and view all the answers

What is the term for all the environments on Earth that support life?

Biosphere Signup and view all the answers

What is the term for all the individuals of a species living within a specific area?

Population Signup and view all the answers

What is the reason glucose is not used directly by cells?

It contains too much energy Signup and view all the answers

What is the process that stores energy from sunlight in the chemical bonds of glucose?

Photosynthesis Signup and view all the answers

What is the relationship between photosynthesis and cellular respiration?

They are two sides of the same coin Signup and view all the answers

What is the result of breaking the chemical bonds in glucose?

The release of energy Signup and view all the answers

What is the role of the two processes in the Earth's atmosphere?

To recycle oxygen Signup and view all the answers

What is a community in an ecosystem?

The set of populations inhabiting a particular area Signup and view all the answers

What is an ecosystem?

All the living things in a particular area together with the abiotic parts of that environment Signup and view all the answers

What is the highest level of organization in the environment?

Biosphere Signup and view all the answers

What is energy in the scientific world?

The ability to do work Signup and view all the answers

Why do organisms use energy?

To power biological processes that allow them to grow and survive Signup and view all the answers

What do different forms of energy enable living organisms to do?

Grow and survive Signup and view all the answers

What do autotrophs produce for other living things?

Food Signup and view all the answers

What is the role of autotrophs in a food chain?

Producers Signup and view all the answers

What type of molecules do organisms mainly use for chemical energy?

Glucose and ATP Signup and view all the answers

What is the chemical formula for glucose?

C6H12O6 Signup and view all the answers

What is the term for living things that cannot make their own food?

Heterotrophs Signup and view all the answers

What is the role of heterotrophs in a food chain?

Consumers Signup and view all the answers