Organ Systems & Levels of Organization

What determines the code, or information, of a DNA molecule?

• the shape (structure) of the nitrogen bases
• the order (sequence) of the nitrogen bases
• the color of the nitrogen bases
• the frequency (number) of nitrogen bases

Tags

NGSS.HS-LS1-1

A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.

• Population
• Community
• Habitat
• Ecosystem

Tags

NGSS.MS-LS2-3

Main function is to eliminate wastes from the body.

• Skeletal System

• Nervous System

• Muscular System

• Urinary/Excretory System

Which of the following is a population?

• hawks, barred owls, and eagles on NC coast
• mountain stream
• all the frogs in a pond
• blue-tailed skinks (lizards) around a barn

These two systems work together to maintain homeostasis

• Digestive and immune
• Nervous and endocrine
• Skeletal and muscular
• Reproductive and excretory

Tags

NGSS.HS-LS1-3

A group of similar cells that come together to perform a specific function is a/an

• organ
• organism
• organ system
• tissue

Tags

NGSS.HS-LS1-2

When a group of organs work together to perform a particular function they create a/an

• organ system
• organism
• tissue
• organ

Tags

NGSS.HS-LS1-2

A ecosystem is composed of both biotic (living) and abiotic (non-living) factors.

• True

• False

Tags

NGSS.MS-LS2-3

The heart and blood vessels are the primary organs of the ________ system.

• Lymphatic

• Respiratory

• Integumentary

• Cardiovascular

The skeletal muscles that contract and shorten to move the bones form the ________ system.

• Muscular

• Skeletal

• Digestive

• Endocrine