Which situation would be most likely to cause a DNA mutation? A.
A maple tree becomes dormant to prevent water loss during a drought.
B.
A wood frog in a lake is exposed to temperatures below 0°C during the winter months.
C.
A person spends one hour each day under the ultraviolet rays of a tanning bed.
D.
A culture of cells is placed in a chamber and exposed to high pressure for 10 hours.

Why aren't the stains like crystal violet and safranin washed away with water during simple staining?

According to piaget, children have acquired the cognitive skill of conservation when they're able to a. understand that six ounces of liquid in a jar and six ounces in an elongated tube are equal. b. understand the viewpoint of other people. c. relate objects around them to their own needs. d. realize that the term heavy describes an object one way and the term big describes it another way. it is not b nor c. did this 2 x wrong..

Select the situation bellow that would produce a total displacement of zero. a. a trip to the moon and then to mars b. a horse galloping from one end of a field to another c. the criss-crossing path of a bug as it flies from flower to flower d.a round-trip ride to school and back