Which statement describes how echolocation and ultrasound imaging are the same? A. They both use the absorption of sound waves.
B. They both use the diffraction of sound waves.
C. They both use the reflection of sound waves.
D. They both use the transmission of sound waves.

Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o

How does a noncompetitive inhibitor reduce an enzyme’s activity?

The reactions of photosynthesis occur in the of plant cell? a.mitochondria. b. lysosomes. c. chloroplasts. d. chlorophyll