In a certain plant, the gene for tall height (T) is dominant over the gene for 5 points short height (t). The Punnett square shows the results of a cross between
a pure tall plant and a pure short plant. Base your answer on the Punnett
square and information below. Which process is represented by the use of
the Punnett square? *

Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.

The diagram shows a chicken embryo and a human embryo

Which example best describes a reflex action? a. eating food when hungry b. coughing when the throat is irritated c. bending down to lift a heavy object d. going for a walk outside