Which of the following includes all the others?
Which of the following includes all the others? A) atom B) cell C) organism D) population
Which of the following includes all the others?
A) atom
B) cell
C) organism
D) population
Question
1. Which of the following includes all the others?
A) atom
B) cell
C) organism
D) population
2. In science, a hypothesis must be
A) testable
B) derived from a theory
C) a known fact
D) able to be proven absolutely true
3. A chlorine atom has 17 protons, 18 neutrons, and 17 electrons. The atomic number of chlorine is
A) 8
B) 17
C) 35
D) 52
4. If you place the probe of a pH meter in lye or sodium hydroxide (NaOH), it will read pH 14. Sodium hydroxide is
A) an acid
B) neutral
C) a base
5. This polysaccharide forms fibers that are a major component of plant cell walls:
A) glucose
B) starch
C) cellulose
D) glycogen
6. Which of these types of molecules contain nitrogen?
A) polysaccharides
B) proteins
C) steroids
7. Fats contain more energy per gram than carbohydrates or proteins because
A) fat molecules contain a lower percentage of oxygen atoms
B) fat molecules contain a lower percentage of hydrogen atoms
C) fat molecules contain a lower percentage of carbon atoms
D) fat molecules contain a higher percentage of adipose atoms
8. Prokaryotic cells, with no nucleus or membranous organelles, are found in
A) animals
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