Explain the difference between identical twins and fraternal twins include and your answer your how they form and their genetic makeup

What is the best-known carbohydrate?

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

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