The movement of water from glacial ice to groundwater involves energy from the Sun
gravity
melting
all of the above

How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.

Physical characteristics of down syndrome

Involving transcription and translaton. explain the causes and effects of damage to the genetic code.