Weegy: Acids "donates" hydrogen ions when dissolved in water.
User: Match the following terms and definitions.
1. the science of the classification of organisms taxon
2. the largest taxonomic category taxonomy
3. the categories used in classifying organisms domain
4. a taxonomic category containing a group of similar genera family
Weegy: taxonomy
User:
Which of the following is an example of natural selection?
During an especially cold winter, brown squirrels that had thick coats survived at higher rates than brown squirrels whose coats were not as thick.
A black squirrel travels from its population to an entirely new population of brown squirrels.
Most of the brown squirrels that had thick coats were killed during a forest fire.
Brown and black squirrels mated and produced offspring that were brownish-black.
Weegy: During an especially cold winter, brown squirrels that had thick coats survived at higher rates than brown squirrels whose coats were not as thick.
User:
The scientific method could not be used to study which of the following phenomena?
the effect of daily exercise on gerbils
the authenticity of UFO sightings
whether Vitamin C consumption reduces cold symptoms
the effects of second-hand smoke on household pets
Weegy: the answer is letter A.
User: Which of the following plants is commonly propagated from a scion and rootstock?
Weegy: Apple tree is commonly propagated from a scion and rootstock.
User: Which animal is responsible for causing the disease elephantiasis?
User: What type of chemical reaction occurs when sodium and chloride combine to form sodium chloride?
Weegy: The chemical formula of the compound that forms when sodium and chloride combine is: Nacl.
User:
Select the true statement.
RNA is mostly single-stranded; DNA is always double-stranded.
RNA and DNA usually have identical nitrogenous bases.
Several types of DNA help regulate protein synthesis.
Weegy: DNA is always ...
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