Which of the following correctly describes the primary and tertiary structures of a protein. A. The primary structure is the amino acid chain; the tertiary structure is the mRNA sequence.

B. The primary structure is the mRNA sequence; the tertiary structure is the amino acid chain.

C. The primary structure is the amino acid chain; the tertiary structure is the protein’s shape.

D. The primary structure is the protein’s shape; the tertiary structure is the amino acid chain.

Which is required for sexual fissiondiploid cell productionmeiosis

Florian discovers a rock that is broken into pieces. each piece has several bands. which type of rock does florian predict these pieces will change into when subjected to heat and pressure? igneous magma metamorphic sedimentary

Sea levels are rising due to climate change while increasing numbers of people are moving into coastal areas. to accommodate more people, there has been increased construction of beachfront resorts and condominiums. how is this impacting sea turtle numbers and biodiversity and why? a. the increased human population in coastal areas has meant that more food is available to the turtles (e. g., dropped food, waste from restaurants), which has led to an increase in the numbers and diversity of sea turtles. b. there has been very little change in the numbers and biodiversity of sea turtles because the planet is so vast that they can simply relocate to less crowded beaches. c. this has resulted in a decrease in numbers and diversity of sea turtles because it is restricting available nesting sites, and hence reproduction. d. this has resulted in an increase in numbers and diversity of sea turtles because people are around to protect them from natural predators.