The movement of the Earth around its own axis is called . A. extension

B. revolution

C. rotation

Choose the correct answer.''

Which codon is the code for the amino acid histidine (his)?

In 1992, hurricane andrew left a wake of destruction through florida. one victim of the storm was a reptile-breeding facility. over 900 burmese pythons were set free, and today thousands of pythons live in florida. these pythons are an invasive species, or a harmful species not native to the region. 1. what impacts do you think the burmese pythons might have on local ecosystems

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this