Examlex
Professional scientists benefit from citizen science because citizens
Sexual Reproduction
A type of reproduction in which two gametes (usually, but not necessarily, contributed by two different parents) fuse to form a zygote. Compare with asexual reproduction.
Genetic Variation
The diversity in gene frequencies within a population, resulting from mutation, sexual reproduction, and other genetic processes, contributing to the population's adaptability.
Evolution
Any cumulative genetic changes in a population from generation to generation. Evolution leads to differences in populations and explains the origin of all the organisms that exist today or have ever existed.
Cell Theory
The scientific theory that the cell is the basic unit of life, of which all living things are composed, and that all cells are derived from pre-existing cells.
Q8: backbone<br>A)A<br>B)B<br>C)C<br>D)D<br>E)E<br>F)F<br>G)G<br>H)H<br>I)I<br>J)J
Q14: Bacteria do not have a nucleus,and therefore
Q16: The information in a gene is encoded
Q23: The amoeba pictured below uses the food
Q30: Decreasing _ would have the greatest effect
Q35: According to the biological species concept,a species
Q39: Explain how the compartmentalization of eukaryotic cells
Q40: When did photosynthesis evolve and how did
Q73: a rock formation<br>A)biotic<br>B)abiotic<br>C)biosphere<br>D)weather<br>E)climate
Q79: In the following figure,the flying bird moves