archaea correct answers like bacteria. Are able to live in extreme environment
bacteria correct answers microorganisms that are the basis of fermentation & infectious diseases. Typically one-celled, have no chlorophyll, multiply by simple division, & can be seen only with a microscope. They occu...
Bio 171 Exam 1 || with 100% Accurate Solutions.
archaea correct answers like bacteria. Are able to live in extreme environment
bacteria correct answers microorganisms that are the basis of fermentation & infectious diseases.
Typically one-celled, have no chlorophyll, multiply by simple division, & can be seen only with
a microscope. They occur in 3 main forms: spherical, rod-shaped, & spiral
eukaryote correct answers an organism that uses aerobic cellular respiration to break down
compounds including oxygen into cellular energy. A human or animal cell
most recent common ancestor correct answers of any set of organisms is the most recent
individual from which all organisms in a group are directly descended.
prokaryote correct answers an organism lacking a true nucleus: in some systems of biological
classification, any of a superkingdom of organisms, including the viruses & monerans
phylogenetic tree correct answers a graph illustrating evolutionary relationships among various
entities that are known to share a common ancestor
nucleic acid correct answers any group of complex compounds found in all living cells &
viruses, composed of purines, pyrimidines, carbohydrates, & phosphoric acid. Nucleic acids in
the form of DNA & RNA control cellular function & heredity
DNA correct answers a nucleic acid that contains the genetic code
RNA correct answers a long, single-stranded chain of cells that processes protein
transcription correct answers the synthesis of messenger RNA from a DNA template through the
formation of base pairs, resulting in a transfer of genetic information that codes for amino acid
sequences composing proteins
translation correct answers the process by which messenger RNA directs the amino acid
sequence of the growing polypeptide during protein synthesis
tRNA correct answers transfer RNA
mRNA correct answers messenger RNA
rRNA correct answers ribosomal RNA
gene correct answers the definition of a gene is a unit on a chromosome that determines a
specific trait in an organism
amino acid correct answers any of a large group of organic acids containing a carboxyl group,
COOH, & an amino acid group, NH
, protein correct answers the definition of a protein is a substance that has amino acids,
compounds & carbon, hydrogen, oxygen, nitrogen, & sometimes sulfur is found in many foods
cell membrane correct answers a layer of tissue that surrounds a cell
ribosome correct answers a tiny particle made up a nucleic acids & proteins that exist in large
numbers in the gel-like substance in between every cell in the body
genetic code correct answers the set of DNA & RNA sequences used in the synthesis of an
organism's proteins. It is the biochemical basis of heredity & nearly universal in all organisms
phospholipid correct answers a group of lipids that contain a phosphate ester as part of the
structure & yield on hydrolysis phosphoric acid, an alcohol, fatty acid & a nitrogenous base:
found in all living cells
carbohydrate correct answers the definition of a carbohydrate is an organic compound that
occurs in living tissues or food & that can be broken down into energy by people or animals
characteristics of living organisms correct answers -complexity, with precise spatial organization
on several scales
-the ability to change in response to the environment
-the ability to reproduce
-the capacity to evolve
1st law of thermodynamics correct answers energy can not be created or destroyed
2nd law of thermodynamics correct answers states that the degree of disorder in the universe
tends to increase
entropy correct answers amount of disorder in a system
variable correct answers is changed by the experimenter from one treatment to the next
cell correct answers the simplest entity
central dogma correct answers the pathway from DNA to RNA (specifically to form an RNA
called messenger RNA to protein)
natural selection correct answers calls on complex mathematical formulations, but at heart its
main principles are simple, indeed unavoidable
environmental varition correct answers variation among individuals due to differences in the
environment
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