A trait that is expressed whenever it is present is known as being a ___ trait.

a) recessive

b) allele

c) dominant

d) hybrid

How does a pathogen get spread from one person to another person?

An organism is unlikely to be preserved as a fossil if

What organelle in eukaryotic cells holds the DNA

How does passing through clay beds affect groundwater?

In which type of boundary do earths plates move apart from each other A convergent B divergent C transform

What substances move freely through the shell of the egg?

Hemoglobin and enzymes are: A. lipids B. proteins C. carbohydrates D. nucleic acids

How would the introduction of a nonnative species most likely affect biodiversity in an ecosystem? a. The nonnative species would decrease biodiversity. b. The nonnative species would increase biodiversity. c.

Which gas is most abundant in earth's atomsphere

In which of the following types of bone is blood production most likely to occur