Which of the following would be appropriate reason(s) for scientists to reject atomic theory?
evidence that John Dalton did not give credit
to others who helped him develop the theory
evidence that some kinds of matter are made
up of waves instead of particles
observations that cannot be explained by the
theory
observations that are predicted by the theory

In natural selection, what is actually “selected? ” a) alleles are directly selected b) genotypes are directly selected c) phenotypes are directly selected d) entire populations are directly selected

Use this dichotomous key for insect identification to identify the insect shown. 1. a. insect has one pair of wings. order diptera b. insect has two pairs of wings. go to #2 2. a. front wings thicker in texture than hind wings go to #3. b. front and hind wings are same texture throughout. go to #4 3. a. front wings are short order dermaptera b. front wings cover entire abdomen order coleoptera 4. a. wings with scale on all parts of their area. order lepidoptera b. wings without scales go to #5. 5. a. hind wings smaller than front wings. order ephemeroptera b. front and hind wings nearly equal in size. order odonata the insect pictured is in the order diptera. ephemeroptera. coleoptera. odonata.

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?