Which is produced when an egg and a sperm unite during a plants life cycle? A. spore B. meiosis C. zygote D. gametophyte

He transfer of pollen from the male reproductive structure to the female reproductive structure is called

The electron transport chain is a series of electron carrier molecules. where are these molecules located in eukaryotic cells?

Which of the following statements about coral reef preservation efforts is true? a. In order to preserve coral reefs, all aquarium trade in coral reef organisms must end. b. Legislation has had no impact on coral reef preservation efforts. c.

Where would you most likely find funguslike protist A. on decaying logs B. In bright light C. on dry surfaces D. On mental surfaces

How wuld the burning of fossil fuels upset the balance ofthe carbon dioxide cycle?

How macromolecules are broken down and used to make new molecules.

How do soils form? A. Plants cement mineral particles together to form soil. B. Plants provide organic matter and minerals to make soil. C. Erosion transports mineral particles, and plants die and decay. D.

Give three examples of places bacteria live.

How can scientists learn from observations

The minimum amount of energy the body uses at complete rest is known as the energy balance. resting metabolic rate. metabolic balance. basal metabolic rate.