What is the correct sequence for the stages in the prenatal period? a. embryonic stage, fetal stage, germinal stage b. embryonic stage, germinal stage, fetal stage c. fetal stage, germinal stage, embryonic stage d. germinal stage, embryonic stage, fetal stage

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?

Why are fossils not found in igneous rocks? igneous rocks are made from cooling of lava or magma. igneous rocks are found too deep underground. igneous rocks are too dark in color to contain fossils. igneous rocks are too dense to contain fossils.

Which phrase best describes cellular respiration? a. the process where there is a movement of water across a membrane b. the physical division of the cell's cytoplasm c. the process that cells use to obtain energy from food d. the process where there is a movement of molecules to balance out their distribution