Splitting into what is the final stage of cell division in eukaryotes as well as prokaryotes?
Options:
- (A) fewer cells
- (B) merged cells
- (C) two cells
- (D) Chlorophyll
- (E) five cells
- (F) autumn
- (G) allow growth
- (H) Leptospirosis
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Let's think first: Cytokinesis is the final stage of cell division in eukaryotes as well as prokaryotes. During cytokinesis , the cell body splits into two cells. Splitting into two cells is the final stage of cell division in eukaryotes as well as prokaryotes.... So the answer is [(C)]

What has permeable skin?
Options:
- (A) goats
- (B) alligators
- (C) animals
- (D) apples
- (E) frogs
- (F) sharks
- (G) humans
- (H) snakes
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Let's think first: Amphibians have permeable skin that easily absorbs substances from the environment. All frogs are amphibians. Frogs have permeable skin that easily absorb substances in the environment.... So the answer is [(E)]

What is not made up of cells?
Options:
- (A) an object
- (B) Veins and arteries.
- (C) Tobacco mosaic
- (D) an organism's body
- (E) Conifers
- (F) sensory neurons
- (G) layers of fat
- (H) the digestive system
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Let's think first: Viruses are not cells. Viruses include the Tobacco Mosaic Virus. Tobacco mosaic is not made up of cells.... So the answer is [(C)]

Which of the following sciences studies cells?
Options:
- (A) sensory neurons
- (B) Astronomy
- (C) epidermal
- (D) it needs them
- (E) Physiology
- (F) retina
- (G) Anatomy
- (H) Astrology
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Let's think first: Cells are the basic units of the structure and function of living things. Physiology is the study of the function of living things. Physiology studies cells.... So the answer is [(E)]

What might have an envelope of proteins and enzymes?
Options:
- (A) fur seals
- (B) some viruses
- (C) Most plants
- (D) a fish
- (E) animal transport
- (F) animals
- (G) chickens
- (H) it needs them
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Let's think first: Some viruses have an envelope of phospholipids and proteins. Phospholipases are the enzymes that degrade phospholipids . Some viruses have an envelope of enzymes and proteins.... So the answer is [(B)]

Which of these trees seasonally sheds its leaves?
Options:
- (A) gone forever
- (B) Exfoliation
- (C) Most plants
- (D) Mulberry
- (E) ligt
- (F) vegetation
- (G) Heavy rains
- (H) homogenous
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Let's think first: Plants that shed their leaves seasonally each year are called deciduous plants. Mulberry trees are deciduous. Mulberry trees seasonally shed their leaves.... So the answer is [(D)]