Keystone review Basic 1 - Biological Principals

Using one's senses to gather information about a phenomenon or organism in the environment

• theory

• observation

• hypothesis

• measurement

Single-celled organisms that lack membrane-bound organelles

• viruses

• fungi

• eukaryotes

• prokaryotes

A distinct characteristic of eukaryotes is that they have ___

• membrane-bound organelles

• a single, circular chromosome

• a cell wall

• no metabolism

Which characteristic is shared by all prokaryotes and eukaryotes?

• ability to store hereditary information

• use of organelles to control cell processes

• use of aerobic cellular respiration for energy release

• ability to move in response to environmental stimuli

In addition to storing genetic information, choose THREE additional characteristics that all living things share

• Ability to reproduce

• Ability to move

• Ability to grow and develop

• Contain a nucleus

• Are made of cells

Tags

NGSS.MS-LS1-5

All living things have the ability to acquire and use energy. We call this ___

• metabolism

• mitochondria

• homeostasis

• protein

Tags

NGSS.MS-LS1-7

NGSS.MS-LS2-3

All organisms have the ability to respond to their environment, maintaining relatively stable internal conditions. This is called ___

• development

• metabolism

• growth

• homeostasis

Living organisms can be classified as prokaryotes or eukaryotes. Which two structures are common to both prokaryotic and eukaryotic cells?

• Cell wall and nucleus

• cell wall and chloroplast

• plasma membrane and nucleus

• plasma membrane and cytoplasm

What level of organization is missing? organelles, cells, _____, organs, organ systems, organism

• ecosystem

• molecules

• atoms

• tissues

An observation that has been repeatedly confirmed through experimentation and is widely accepted as true

• observation

• fact

• inference

• hypothesis