All matter is made up of atoms that cannot be divided or destroyed.

True or False

1. What is the probability of a child having widows peak and dimples if its parents are heterozygous for both traits?

Term that describes cells that contain two sets of chromosomes

1. Define the following and explain how each relates to the lactase chemical reaction. ➔ Enzyme ➔ Substrate ➔ Activesite ➔ Rateofreaction ➔ ActivationEnergy 2. What is the chemical reaction that lactase catalyzes? 3.

An organism that produces its own food supply from inorganic compounds is called a (an) select one: a. consumer. b. detritivore. c. heterotroph. d. autotroph.

In fruit flies, the allele for ebony body color is recessive to the allele for brown body color. In a generation of fruit flies with 103 offspring, 51 males and 52 females had ebony bodies.

Which did a large earthquake in Alaska initally cause? which did a large earthquake in Alaska initally cause? A. a volcanic eruption B. flooding C. a landslide D. a tornado

What type of asteroid/meteorite do they believe brought some water to the Earth? a. Stoney Iron b. Iron c. Steel d. Carbonaceous Chondrite

If a cell has 12 chromosomes, how many chromosomes will each of its daughter cells have after mitosis and cytokinesis? and can u explain because i dont understand

A lab technician runs the results of a simple PCR reaction through a gel electrophoresis to test a sample of imported hamburger meat for the presence of a DNA sequence that is known to be found in kangaroos and not in cows.

If Earth was not titted on its axis, what changes would you expect to see in the seasons?