In humans ear lobes that are suspended are dominant over those that are attached, if a mother has suspended your lobes (but her mother did not) and the father had attached earlobes, what are the chances that their first child would have attached earlobes? What about the fourth child?

Compare the depth of field when focusing with low power and high power. which power has the greater depth of field?

Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?

What are the three different shapes, or structures, of carbon-based molecules