Which of the following is considered a vestigial structure in humans?

-tail bone

-big toes

-spleen

-gall bladder

Which examples are signs of a disease

Fertilization of an egg by sperm takes place in the

What does the acronym TGR stand for?

Suppose you are testing how the number of battries affects bulb brightness. What heads would you use on this data table?

Humans have 23 pairs of?

Organisms that break down complex compounds and dead tissue are

Which is an example of dehydration synthesis? A.) DNA synthesis from nucleotides B.) conversion of proteins into its amino acids C.) conversion of lipids into fatty acids

Making chemical energy from light energy is called cellular respiration. True or false

True or false, in the water molecule, electrons are equally shared by hydrogen atoms and oxygen atoms

What may happen as sediment and decaying organisms build up in a pond