Water based solutions can be divided into: acidic, neutral or basic. Table salt is:
Neutral
What is the role of enzymes?
biological catalysts
This scientist formulated Continental Drift theory
A. Wegener
All organic molecules contain:
C
The acronym GMO stands for:
genetically modified organisms
who is credited for the invention of the periodic table?
Mendeleev
in a solution of saltwater (a saline solution), salt is the:
solute
where in the body is most of the iron located?
Blood
What was Darwin's ship during his voyage around the world?
Beagle
a drop of food coloring spreading out in a cup of water is an example of which transport process?
diffusion
what is a role of carbohydrates in animal cells?
energy storage
The scientists awarded the Nobel prize for the discovery of DNA structure
in 1962 were James Watson, Francis Crick, and Maurice Wilkins
what do you call an atom that has more protons than electrons?
cation
What gland in the body secretes insulin?
Pancreas
How did Lavoisier (who discovered the mass conservation law) die?
He was beheaded during French revolution