Which of these is an example of natural selection?

A: decrease in the height of tomato plants over one generation
B: penguins migrate farther than their parents to hunt for fish due to climate
change
C: puppies having a different color coat than their parents
D: increase in insect survival rate after exposure to insecticide over many
generations

6. in domesticated cats, the following are independently assorting: normal ears (t) is dominant to tufted ears (t); curved whiskers (c) is dominant to straight whiskers (c); the presence of six toes (s) is dominant to five toes (s); gene for hair length is an x-linked codominant. the three phenotypes for hair length are long (xhxh), medium (xhxh), and short (xhxh); medium is the heterozygous condition. given two parents: ttccssxhxh x ttccssxhy how many different gametes could be formed in the female cat with respect to these four traits? how many phenotypes are possible in the offspring from this mating?

Which of the following produces carbon dioxide? a. plants b. animals c. decomposers d. all of the above

Examine the air pressure map. which type of line is shown on the map?