14. The table shows the data collected on four substances that were tested with litmus
paper to determine if they were acids or
bases.
Which of the substances is an acid?
A. 1
B. 2
C. 3
D.4

What's the waste product of electrons and pyruvate combining in fermentation?  

The most effective way to provide children with safety messages is to

Aplant with dark red flowers is crossed with a plant with white flowers. all of the offspring have dark red flowers with white spots. the alleles got flower color in this plant are both dominant both recessive codominant incompletely dominant