Mutualism is when both organisms a. are hurt in a relationship b. team up to defend against predators c. benefit from a relationship d. develop independent living habits

Which situation shows a renewable resource in use? A. Gold is used to make a ring. B. Pines re-seed after a fire. C. Gasoline is burned in a car. D. Pennies are made with copper.

What is the largest in the main artery of the circulatory system

If you were stranded on the ocean in a raft, what would happen if you kept drinking ocean water? your blood would become hypotonic your blood would become hypertonic the concentration of water in your blood would increase the concentration of water

In the early days of germ theory, contagious diseases were thought to be caused by fungi or bacteria. In the 1890s, Dmitri Ivanovski filtered extracts from diseased tobacco plants and discovered that the disease could be transmitted to new plants

How did the grants test their hypothesis that differences in birds' songs can keep different species of finches from breeding with one another? how di

What group of mammals have (a) embryos that spend more time feeding through the placenta than the mother's nipples, (b) young that feed on milk, and (c) a prolonged period of maternal care after leaving the placenta?

What term describes a tiny, membrane-bound structure inside a eukaryotic cell?

Explaim how these cells hells to leep the bronchus free from dust and bacteria

What is a levee made of

How are DNA and gene expression similar?