Mammals first appeared during the Cenozoic Era.

true or false

Which statement correctly describes the nucleus of an atom A. Most volume of an atom is taken up by the nucleus B. the charge on the nucleus determines the charge of the atom C. Most of the mass of the atomis located in the nucleus

How can you measure wavelength

One of water's unique properties is that it has strong surface tension. What do you predict would happen if water had weak surface tension? Insects would not be able to land on or walk on water.

A microorganism s capability for producing disease can be described as its

Unlike fossil fuels, biomass fuels

What us one role that lipids play in the boy

Which meninx surrounding the central nervous system contains blood vessels that nourish the neural tissue?

Protists use all of the following methods to obtain energy except A. photosynthesis / B. ingesting food / C. converting atmospheric nitrogen / D. absorbing food.

I need an answer quickly How is precipitation related to high - and/or low-pressure air? Question options: High-pressure systems lead to rain. Low-pressure systems lead to rain. Both high - and low-pressure systems lead to rain.

The activation energy for chemical reactions in living things is relatively high or relatively low?