The ratio of uranium-238 to lead-206 in a rock sample can be used to determine the samples

A. Absolute Age

B. Relative Age

C. Radioactivity

D. Mass

When is a landslide called a mudflow

Which life characteristic describes a long-term response to the environment? adaptation development using energy reproduction

An organism with two of the same alleles (two dominant or two recessive) for a trait is called (hybrid or purebred)

What does the word organism mean

People who solve a scientific knowledge to solve a practical problems are producing

The front leg of an iguana and the wing of a bird look different, but both limbs likely originated from a similar limb in a shared ancestor. Structures such as these are said to be A) heterogeneous B) differentiated C) vestigial D) homologous

What's the genotype of human female

Fluid filled sacs found between the skin and underlying bony prominences are called

Trees, such as those in the deciduous forest, are very important to the environment. If the number of trees on earth continues to decrease significantly, what might be the result?

List two reasons why amphibians must live in moist environment.