Which of the following statements accurately compares and contrasts eukaryotes and prokaryotes?(1 point)

Responses

Eukaryotes and prokaryotes both lack a true nucleus, but only eukaryotes have membrane-bound organelles.
Eukaryotes and prokaryotes both lack a true nucleus, but only eukaryotes have membrane-bound organelles.

Eukaryotes have a true nucleus and membrane-bound organelles, while prokaryotes lack a true nucleus and organelles.
Eukaryotes have a true nucleus and membrane-bound organelles, while prokaryotes lack a true nucleus and organelles.

Both eukaryotes and prokaryotes have a true nucleus, but only eukaryotes possess membrane-bound organelles.
Both eukaryotes and prokaryotes have a true nucleus, but only eukaryotes possess membrane-bound organelles.

Prokaryotes have a true nucleus and membrane-bound organelles, whereas eukaryotes lack a true nucleus and organelles.
Prokaryotes have a true nucleus and membrane-bound organelles, whereas eukaryotes lack a true nucleus and organelles.
Question 3
Which organelle is responsible for the synthesis of proteins in a cell?(1 point)
Responses

Ribosome
Ribosome

Mitochondrion
Mitochondrion

Golgi apparatus
Golgi apparatus

Nucleus
Nucleus
Question 4
What are the main components of the nervous system, and how do they work together to control the body?(1 point)
Responses

Stomach, liver, and intestines; they digest food and absorb nutrients
Stomach, liver, and intestines; they digest food and absorb nutrients

Bones and muscles; they provide structure and movement
Bones and muscles; they provide structure and movement

Heart, arteries, and veins; they pump blood and transport it throughout the body.
Heart, arteries, and veins; they pump blood and transport it throughout the body.

Brain, spinal cord, and nerves; they process information and control responses
Brain, spinal cord, and nerves; they process information and control responses
Question 5
Identify the function of the digestive system and its major organs from the choices listed below.(1 point)
Responses

Function: It transports oxygen to cells. Organs: lungs, trachea, bronchi
Function: It transports oxygen to cells. Organs: lungs, trachea, bronchi

Function: It protects against infection. Organs: while blood cells, spleen, thymus
Function: It protects against infection. Organs: while blood cells, spleen, thymus

Function: It breaks down food into nutrients. Organs: mouth, esophagus, stomach, intestines
Function: It breaks down food into nutrients. Organs: mouth, esophagus, stomach, intestines

Function: It filters waste from the blood. Organs: kidneys, bladder, urethra
Function: It filters waste from the blood. Organs: kidneys, bladder, urethra
Question 6
What is the main purpose of the skeletal system, and how does it interact with the muscular system?(1 point)
Responses

To digest food; it absorbs nutrients through the intestines
To digest food; it absorbs nutrients through the intestines

To circulate blood; it pumps blood through arteries and veins
To circulate blood; it pumps blood through arteries and veins

To protect against infection; it produces antibodies
To protect against infection; it produces antibodies

To provide structure and allow movement; muscles attach to bones and cause movement
To provide structure and allow movement; muscles attach to bones and cause movement
Question 7
What is homeostasis, and what are some different body systems that work together to maintain it?(1 point)
Responses

The digestive and excretory systems work together for the breakdown of food into nutrients.
The digestive and excretory systems work together for the breakdown of food into nutrients.

The immune and skeletal systems work together for the protection of the body from pathogens.
The immune and skeletal systems work together for the protection of the body from pathogens.

The nervous, endocrine, circulatory and excretory systems work together for the maintenance of a stable internal environment
The nervous, endocrine, circulatory and excretory systems work together for the maintenance of a stable internal environment

The heart, arteries and veins work together for the circulation of blood.
The heart, arteries and veins work together for the circulation of blood.
Question 8
Identify which of the statements below represents how the respiratory system interacts with the circulatory system.(1 point)
Responses

The respiratory system removes waste products, and the circulatory system filters the blood.
The respiratory system removes waste products, and the circulatory system filters the blood.

The respiratory system produces hormones, and the circulatory system regulates the hormones.
The respiratory system produces hormones, and the circulatory system regulates the hormones.

The respiratory system breaks down food, and the circulatory system distributes nutrients.
The respiratory system breaks down food, and the circulatory system distributes nutrients.

The respiratory system supplies oxygen to the blood, and the circulatory system transports oxygen to cells.
The respiratory system supplies oxygen to the blood, and the circulatory system transports oxygen to cells.
Question 9
Which two body systems work together to regulate body temperature?(1 point)
Responses

Nervous and endocrine systems
Nervous and endocrine systems

Skeletal and muscular systems
Skeletal and muscular systems

Integumentary and circulatory systems
Integumentary and circulatory systems

Circulatory and respiratory systems
Circulatory and respiratory systems
Question 10
What is the function of the cell membrane?(1 point)
Responses

To synthesize proteins
To synthesize proteins

To produce energy for the cell
To produce energy for the cell

To store genetic information
To store genetic information

To control the movement of substances in and out of the cell
To control the movement of substances in and out of the cell
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