18. which of the following animals could detect sound at a frequency of 67,000 hz? a. tree frog b. elephant c. bat d. dog

Are these strong bases, neutral, strong acids, weak acids or weak base household bleach (ph=12.6) fluid in a car's battery (ph of less than 1.0) milk (ph=6.7) stomach contents (ph=2.2) pure water (ph=7)

Rue or false siblings look simila rbecause they each have some traits of their parents.

The tubes transporting minerals and water upward are called ?