A petrified bone is composed of calcium True or false?

Why did scientists come up with scientific names?

What is the large flat muscle that moves up and down in order to dring air in and out of the lungs is called the?

A glacier can travel over the surface of earth and reshape it. the chart describes three things a glacier can do. which terms best describe these glacial actions in the order as presented? select one:

You have a DNA sequence that codes for a protein and is 105 nucleotides long. A frameshift mutation occurs aat the 85th base. how many amino acids will be correct in this protein?

What are the impacts to the iguanas in the Galapagos during an el Niño event?

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?