Use the drop-down menus to match each phrase below with the type of microscope it describes.
magnifies objects in steps
is the type that was used to observe the first strands of dna
contains a series of lenses
includes magnifying glasses
creates a digital image
uses one lens for magnification

The variables for this experiment include the number of each type of sprout, the average height of those sprouts, and the amount of compost given to each plot of land.use the drop-down menus to complete the sentences and identify the independent and dependent variables. the independent variable, the one that you intentionally manipulate, is the the dependent variables, the ones that you measure the response in, are

Question 1 of 102 pointswhich best describes adaptive radiation? oa. geographical isolation caused by an adaptationob. biodiversity resulting from few ancestorsoc. a decrease in the rate of speciationd. adaptations that organisms teach each other

All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time