During the second and third trimesters of pregnancy, the woman's energy needs increase by how many kilocalories per day? during the second and third trimesters of pregnancy, the woman's energy needs increase by how many kilocalories per day? 500 to 650 350 to 450 more than 900 700 to 800

Nasa scientists must work together to make sure that everything is correct and accounted for when launching a shuttle. besides a physicist, what other type of scientist would be in making sure that the shuttle has the appropriate type and amount of fuel to reach its destination?

Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables

Which process in respiration happens first? a)pyruvate processing b)electron transport chain c)krebs cycle d)glycolysis