The lock-and-key model of enzyme function shown in the image below, illustrates which important characteristic of enzymes? Enzymes only fit with a specific substrate

Enzyme structure changes

Enzymes bind to any reactant

Enzymes work with any substrate

The process by which natural forces move weathered rock and soil brim one place to another is called

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.

which is an effect of short-term environmental changes? a) adaptation b) speciation c) extinction d) death (5 points)