Prentice Hall Biology Chapter 7 Vocabulary

cyanobacteria – Photoautotrophic prokaryotes with plantlike, oxygen-generating photosynthesis.
Ketones – Name of carbonyl compound when it is within the C-skeleton
Evolution – Over many generations the characteristics of a population change. Many species that existed in the past but are now extinct actually developed into species that exist today.
RNA processing – the modification of an initial mRNA transcript to create a mature, usable transcript
provirus – Viral DNA that inserts into a host genome.
annual plant – a plant which completes its life cycle from seed germination to seed production, followed by death within a single seam, regardless of how many times reproduction occurs
cytokinesis – division of the cytoplasm during cell division
Conjugation – A temporary union of two organisms for the purpose of DNA transfer
The area of the brain that performs the integrative function of the cerebrum of wakefulness is the _________.
food chain – A diagram showing how energy passes from one organism to the next in an ecosystem
trophic level – step in a food chain or food web.
The аreа оf the brаin that perfоrms the integrative functiоn of the cerebrum of wakefulness is the _________.
Sugar source – a part of a plant that has an excess of sugar
microscope – tool that provides an enlarged image of an object.
Phenotype – The physically expressed characteristics of an individual, e.g. height and eye colour.
Chromatin – Long strands of DNA found in a eukaryotic cell nucleus, condense to form chromosomes.
Paleozoic era – There was extensive radiation of fish during the Devonian and Silurian periods within the Paleozoic Era.

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