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PowerSaturday Review

Biology

TermDefinition
XYLEM Plant tissue that transports water absorbed in roots throughout the plant.
SHOOT Flower, stem, and leaf portion of a plant.
THIGMOTROPISM Plant’s ability to move when it comes in contact with another object
GRAVITROPISM Oriented plant growth with respect to the force of gravity
OSMOSIS The diffusion of water across a semipermeable membrane
STOMATA The tiny pores in the epidermis of a leaf used for gas exchange.
HOMEOSTASIS The process of maintaining a constant state of balance
DIFFUSION The movement of particles from an area of higher concentration to an area of lower concentration that does not require energy
PHLOEM Plant tissue that transports glucose produced by the leaves throughout the plant
ROOTS The parts of the plant that grow downward into the soil, anchoring the plant and absorbing nutriment and moisture.
PHOTOTROPISM Plant’s ability to move toward the sunlight.
FATTY ACIDS The building blocks of fats are called
POLYMER a large molecule formed by the bonding of smaller units.
POLYSACCHARIDE a carbohydrate that can be decomposed by hydrolysis into two or more molecules of monosaccharides.
ENZYMES. Proteins that can change the rates of specific reactions
PROTEIN. A biomolecule composed of amino acids connected by peptide bonds
LIPID a hydrophobic biomolecule that is composed of glycerol and fatty acids.
PROKARYOTE. An organism that lacks a distinct nucleus and membrane-bound organelles
EUKARYOTE an organism that contains a distinct nucleus and membrane-bound organelles.
CELL MEMBRANE The cell part surrounding the cytoplasm and acts as a barrier between the inside and the outside, and regulates what enters and leaves the cell in order to maintain homeostasis.
CHLOROPLAST the organelle where sugars are produced during photosynthesis.
LYSOSOMES the organelle involved in the breakdown of foreign material and debris using digestive enzymes.
ENZYME-SUBSTRATE COMPLEX the substrate bonds with the enzyme active site and forms a structure together
DEOXYRIBONUCLEIC ACID (DNA) a molecule that carries the genetic instructions used in the growth, development, functioning and reproduction of all known living organisms
PHOTOSYNTHESIS chemical process used in plants to convert energy in the form of sunlight into chemical energy in the form of sugars or other carbohydrates.
RESPIRATORY SYSTEM the system is involved in the intake and exchange of oxygen and carbon dioxide between an organism and the environment.
CIRCULATORY SYSTEM organ system that permits blood to circulate and transport nutrients, oxygen, carbon dioxide, hormones, and blood cells to and from the cells in the body.
INTEGUMENTARY SYSTEM organ system that protects the body from various kinds of damage, such as loss of water or abrasion from outside.
REPRODUCTIVE SYSTEM sex organs within an organism which work together for the purpose of sexual reproduction
Created by: melissa1334
 

 



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