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06:2

Which term describes a pure substance that is made up of only one type of atom?

matter

rock

compound

element

In foxes, two alleles of a single gene, P and p, may result in lethality (PP), platinum coat (Pp), or silver coat (pp). Part A What ratio is obtained when platinum foxes are interbred?

Alice drives a car to her office everyday. Which activity will contribute the most to pollution

Giraffes with short necks lived in arid regions. Over time, grasses disappeared, forcing giraffes to eat from trees. Mutations in the genome led to some giraffes inheriting the trait for long necks.

What can humans do to have a positive impact on the population size of the cheetah? A. remove producers from the habitats of the cheetahs B. place all cheetahs in zoos throughout the world C. separate the cheetahs into small populations D.

The tsar and tsarina had five children. Did all seven family members have the same mitochondrial DNA (mtDNA) ? Give a reason for your answer.

Neptunists believed that: The earth's crust was made from igneous rocks. Before life, the earth was entirely covered by water. Basalt and lava formed the earth's crust. Erosion and deposition created the earth's landforms.

Between 1940 and 1970 most scientists were already concerned about global warming. T/F?

The largest watershed system in the state is the

What is the scientific name for venus flytrap

What is the site of fsh and lh stimulation after ovulation?