1 Explain what a light-year is. Be sure to include examples of how the light-year might be
used by scientists.
Type here

Joe is breeding cockroaches in his dorm room. he finds that the average wing length in his population of cockroaches is 4 cm. he chooses the six cockroaches that have the largest wings; the average wing length among these selected cockroaches is 10 cm. joe interbreeds these selected cockroaches. from earlier studies, he knows that the narrow-sense heritability for wing length in his population of cockroaches is 0.6. a. calculate the selection differential and expected response to selection for wing length in these cockroaches. b. what should be the average wing length of the progeny of the selected cockroaches?

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.