In humans, having freckles is dominant over not having freckles. Jodle and Brian are both hybrid (F1) for freckles. They have four children. What is the chance that each child has freckles? (Remember that with each birth, the chance of
having a child with or without freckles starts over.
all of them had freckles
1 out of 4
2 out of 4
3 out of 4

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

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.