subject
Biology, 29.01.2020 02:41 oliviavaughan01

There is a population of beetles that typically have black wings. a scientist studying these beetles knows that their eggs hatch in early spring, the baby insects grow through the late spring and summer, they lay eggs in the early fall, and die in the early winter. recently some beetles have been born with white wings. early in life the black and white winged beetles seem to be very similar in number of mating events, eggs laid, and survival rates, but shortly after laying their eggs the white beetles die and there are only black winged beetles during the late fall. which of the following is a true statement about the beetles?
a. white- and black-winged beetles have equal fitness. b. black-winged beetles have a higher fitness than white-winged beetles. c. the number of baby white-winged beetles will decrease in frequency over time.
d. white wings are an adaptation. e. adaptive directional selection is occurring.

ansver
Answers: 2

Another question on Biology

question
Biology, 22.06.2019 01:30
15 ! come and answer! a(n) disease is caused by a pathogen and can spread among organisms. a infectious b noninfectious c toxic d contaminated
Answers: 1
question
Biology, 22.06.2019 03:30
All vaccination should(n’t) be mandatory! 1.at least 5 sentences explaining 2.why? 3.in the end summarize the sentence
Answers: 3
question
Biology, 22.06.2019 04:30
With the word calcite wich completes the analogy mineral, erosion, marble, or aragonite
Answers: 2
question
Biology, 22.06.2019 05:30
Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.
Answers: 1
You know the right answer?
There is a population of beetles that typically have black wings. a scientist studying these beetles...
Questions
question
Mathematics, 17.06.2020 12:57
question
Mathematics, 17.06.2020 12:57
question
Chemistry, 17.06.2020 12:57
Questions on the website: 13722363