Over time, data that support the successful
evolution of a species would include observations
that describe
(1) an increase in the genetic changes occurring
in body cells
(2) a decrease in the genetic variety carried in
sex cells
(3) an increase in the proportion of offspring
that have favorable characteristics
(4) a decrease in the proportion of the population
that has beneficial traits

Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) has a single dorsal fin ® 5 (b) has a double dorsal fin ® 2 2. (a) one fin is spiny, the other is smooth ® 3 (b) one fin is not spiny or smooth ® 4 5. (a) has small fin on back near tail ® 6 (b) has no fin on back near tail ® 7 6. (a) has barbs near the mouth ® catfish (b) does not have barbs near the mouth ® 10 7. (a) tail is asymmetrical ® 8 (b) tail is symmetrical ® 9 10. (a) scales are small ® trout (b) scales are large ® whitefish what is the next step to complete to identify a fish that has a single dorsal fin, no fin on the back near the tail, and no barbs near the mouth? step 2 step 5 step 7 step 10

The law of thermodynamics states that energy can't be created or destroyed. to natural sources of energy on earth are the

Applying your knowledge of specific plant hormones, explain the results