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1. Observation process of gathering information about
events or processes in an orderly way
2. Data info gathered from observations
3. What must a hypothesis be? Testable
4. monomers basic unit of macromolecules
5. polymers a large molecule formed by attaching many
molecules together
6. what are monosaccharides has one monomer; carbohydrate
7. denatured to become inactive; refers to a protein
8. substrate the reactants of an enzyme reaction
9. cell theory 1. all living things are made of cells
2. basic unit of structure and function in
living things
3. new cells are produced from existing
cells
10. cell wall surrounds cell membrane in plants; rigid
11. cell membrane A cell structure that controls which sub-
stances can enter or leave the cell.
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Verified solutions |Questions with Correct Answers 2025 latest update!!
12. nucleus contains the cell's DNA
13. ribosomes involved in protein synthesis
14. chloroplast Site of photosynthesis; contains chlorophyll
15. nucleus A part of the cell containing DNA and RNA
and responsible for growth and reproduc-
tion
16. lysosomes contains digestive enzymes
17. Golgi apparatus (Golgi complex, Golgi bod- process and packages proteins and other
ies) substances
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18. flagella whip like structure used for movement
19. nucleolus makes ribosmal RNA
20. cilia hairlike structures on the outer surface of
the cell; used for movement
21. characteristics of viruses 1. too small to be seen with a light micro-
scope
2. capsid surrounds the genetic material
3. contain nucleic acids (DNA or RNA)
4. no nucleus
5. do not have membrane bound or-
ganelles
6. not a cell; not considered living
7. cannot reproduce by themselves
22. what two organelles are not in animal cells cell wall and chloroplast
23. homeostasis balanced internal condition of cells or
maintain a relatively constant internal en-
vironment even though the external envi-
ronment is changing
24. describe the polar and non polar regions of polar heads are hydrophilic "water loving"
the phospholipid layer
non polar tails are hydrophobic "water
fearing"
25. why is the cell membrane considered to be it is made of two layers of phospholipids
a bilipid layer
26.