What is a base?

A. a substance that can donate an H + ion

B. a substance that has a low pH value

C. a substance that is alkaline

D. a substance that can accept an OH - ion

Describe one benefit and one limitation of how the trichoplax can reproduce by simple division

2 ways a tree is important to the water cycle?

Which statement correctly relates to DNA and RNA? RNA contains the genetic code. RNA reads and translates the DNA code. DNA reads and translates the RNA code. DNA synthesizes protein.

Scientists use tools to

What is a limitation of using a chemical formula, such as C H206, to represent a compound? The chemical formula does not show the types of elements that make up the compound.

Which organ in alimentary canal starts digestion of proteins?

Why do animals in the alpine generally have higher levels of hemoglobin?

In an expirment on traffic, 20 cars are observed driving down a street in 4 hours. What rate of traffic was observed in this experiment? A. 5 Cars per hour B. 2 C. 4 Hours D. 0.2 hours per car

The condition in which the bodys internal enviroment is kept stable is called

Imagine that dna replication begins in an escherichia coli (e. coli) bacterium at a single origin and that dna polymerase synthesizes one strand of dna at a rate of 60000 bases per minute in escherichia coli (e. coli) bacteria and that e.