Which of the following is NOT an example of a fossil?

a fern imprint in shale

a trilobite in sandstone

footprints in snow

a petrified tree trunk

Which is the major artery leaving the heart that takes oxygenated blood to body tissues?

What happens to the zebra molecules one they are eaten by the cheetah?

What is the first indicator of an infection in the body

Sexual reproduction is responsible for The great variety observed in organisms Creating many of the same offspring Non of the genetic variations observed in nature Copying cells

Which of the following is an experiment that a bioengineer would use to further the field of agriculture? A. splicing a gene of fruit plant with a glow-in-the-dark gene B. splicing a gene of tree with a gene that makes smaller leaves C.

What might be the disadvantage of a cell having a large volume?

What happens when a ecosystem is in equilibrium.

Types of graphs is best for plotting the percentages of a whole value in a data set?

Why do people prefer eating apples more than mangoes?

For 3D microscopic use what microscope would you use?