When comparing plant cells to animal cells, which organelle is only present in plant cells?(1 point)

Responses

cytoplasm
cytoplasm

mitochondrion
mitochondrion

cell membrane
cell membrane

cell wall
cell wall

The correct answer is cell wall.

Invertebrates lack which organ system?(1 point)

Responses

skeletal
skeletal

reproductive
reproductive

digestive
digestive

muscular

The correct answer is skeletal.

Which two of the following organs of the digestive system are only involved in the chemical digestion of food? Select the two correct answers.(1 point)

Responses

liver
liver

stomach
stomach

small intestine
small intestine

pancreas
pancreas

esophagus
esophagus

large intestine
large intestine

mouth

The two correct answers are stomach and small intestine.

Deoxygenated blood from the body returns to the heart through veins. The heart then pumps the deoxygenated blood through pulmonary arteries to the lungs. In the lungs, the deoxygenated blood gets oxygen from air in the lungs, and the carbon dioxide is removed. The oxygenated blood is then returned to the heart through the pulmonary veins before being sent to the body through the main artery, the aorta.

Based on the above passage, identify the two body systems that interact together to achieve the described behavior.

(1 point)
Responses

digestive and respiratory
digestive and respiratory

respiratory and circulatory
respiratory and circulatory

respiratory and nervous
respiratory and nervous

digestive and circulatory

The correct answer is respiratory and circulatory.

Identify the location within a plant cell where the light-dependent reactions of photosynthesis take place.(1 point)

Responses

the outer membrane of the chloroplast
the outer membrane of the chloroplast

the inner membrane of the mitochondria
the inner membrane of the mitochondria

the nuclear envelope of the cell
the nuclear envelope of the cell

the thylakoid membrane of the chloroplast

The correct answer is the thylakoid membrane of the chloroplast.

Compare 41 Calories to 410 kcal (1 kcal = 1,000 calories).(1 point)

Responses

41 Calories is less than 410 kcal
41 Calories is less than 410 kcal

It is not possible to compare these two values.
It is not possible to compare these two values.

41 Calories is greater than 410 kcal
41 Calories is greater than 410 kcal

41 Calories is equal to 410 kcal
41 Calories is equal to 410 kcal