Which of the following is true about a zygote?

The positively charged particles of an atom are A) protons B) neutrons C) electons

Which aristocrat tried to save Marie when she falls in the river

Environmental factors that increase or decrease genetic varaition

Define the following words: Agriculture or aquaculture Recreation (includes: pet trade/fishing/zoos and aquariums) Biological control Genetic conservation

Archaea have cell walls made of peptidoglycan. a. True b. False

Tonya used a microscope to observe five kinds of organisms in a sample of pond water. She wants to identify each organism using the dichotomous key below.

What three minerals control cellular fluid balance?

The california current is a cold ocean current?

All four scientists were very important in the development of cell theory. One scientist's research stands out in proving that disease is caused by microorganisms. Which scientists is this?

Where are proteins made? A) Nucleus B) Ribosome C) Cytoplasm D) Cell membrane