The gill flap, or operculum, was an important adaptation for fish because it helps with _____.
Fill in the blank(s) with the appropriate word(s).
Ans: maintaining a supply of oxygen
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In flowering plants, gametes are produced by the process of mitosis
1.True 2.False
How does Staphylococcus aureus affect the matrix between cells in the human body?
All of the following statements are true about mutations EXCEPT:
a) Most mutations are harmful or neutral to the organism in which they occur. b) A mutation is any change in an organism's DNA. c) The origin of genetic variation is mutation. d) Mutations are almost always random with respect to the needs of the organism. e) The mutation rate can be affected by the bottleneck effect.
The overall three-dimensional shape of a protein.
A) Polarity B) Compound C) Denaturation D) Monosaccharides E) Hydrogen bonds F) Element G) Triglycerides H) Amino acids I) Tertiary structure J) Active site