Energy from the Sun is first transferred to

in an ecosystem food chain, who are then eaten

by

because they cannot make their own food

and depend on other organisms for energy

TRUE/FALSE The antiparallel arrangement of double-stranded DNA is due to the phosphate group being bonded to the 3' carbon on one strand and the 5' carbon on the complementary strand.

Metabolic processes take place in the body to keep the body temperature, heart rate, and blood sugar relatively constant. this stable state is called:

How can u define Calvin cycle in your own words

A baby boy is born with six toes (polydactyly) on his right foot, a trait that neither parent has but one that the paternal grandfather has. What is the best explanation for this occurrence?

10. what is at the base of all ecological pyramids?

Which route represents the path taken by the European explorer Christopher Columbus? A) 1 B) 2 C) 3 D) 4

Which gas is the most abundant of the trace gases? A. nitrogen B. oxygen C. argon D. carbon dioxide

Describe the central dogma of molecular biology, briefly describe the processes of transcription and translation.

magine that the animal body produced sperm and eggs with mitosis instead of meiosis. What chromosome number would the autosomes of the third generation have if the first generation had four chromosomes

A well supported testable explanation of phenomena that have occurred in the natural world is called