Biology Chapter 13: How Populations Evolve

large intestine – Colon; the tubular portion of the vertebrate alimentary tract between the small intestine and the anus; functions mainly in water absorption and the formation of feces.
Photosystems – Clusters of chlorophyll and other pigments; light collecting units of the chloroplasts
What are chromosomes and where are they carried? – They're carried in the nucleus and they hold information that control inherited characteristics in the form of genes.
selectively permeable – property of biological membranes that allows some substances to pass across it while others cannot
reactants – a starting material in a chemical reaction
Reproductive cycle – The sometimes complex series developmental stages that lead to the continuous generation of offspring that mature to adults who then produce new offspring and so on. Similar to "life cycle."
biological clock – internal time keeper/ pace maker which controls timing in living organisms
Which of the following is true concerning the cardioinhibitory center?
Populations – The total number of individuals of a particular species living in a particular place.
Phenotype – The way an organism looks and behaves
eukaryote – A type of organism composed of one or more cells that contains a nucleus and specialized organelles
Which оf the fоllоwing is true concerning the cаrdioinhibitory center?
Hydrogen Bond – A strong attraction between hydrogen atoms and certain other atoms in specific molecules.

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