The kidneys, which remove dissolved wastes from the blood, are organs of the:

(1) endocrine system (3) skeletal system

(2) excretory system (4) nervous system

Prices of king crab?

How are aquifers, groundwater, and watersheds impacted by drought?

Which of the following is a source of heat for magma formation?

Which organism is involved in vegetative reproduction?

In humans, the allele for hemophilia, h, is recessive. Which is true of a woman with the genotype X H X h?

The chart below shows the codons that make up the genetic code and the sequence of nucleotides that corresponds to them. A mistake during DNA replication leads to a mutation in the nucleotide sequence shown below.

The ability of an enzyme to change shape when it binds to its substrate is called

Describe how a scientist using the phenic system would classify an organism.

A student made a model of an ecosystem inside a sealed plastic bottle. She placed soil, rocks, water, plants, and animals inside the bottle. How is the model different from a natural ecosystem? A. The model lacks producers. B.

The scientific name of an organism is formed from what two parts of the organism's classification?