BIL 150 Mallery: Tests 1-4 Answers || 100% CORRECT.
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BIL 150
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BIL 150
an RNA molecule that has catalytic activity? correct answers is a ribozyme
living organisms capable of synthesizing all their need organic molecules using CO2 as its sole carbon sources are classified as? correct answers autotrophs
the atmosphere inside the Miller and Urey volcanic apparatus ...
BIL 150 Mallery: Tests 1-4 Answers || 100% CORRECT.
an RNA molecule that has catalytic activity? correct answers is a ribozyme
living organisms capable of synthesizing all their need organic molecules using CO2 as its
sole carbon sources are classified as? correct answers autotrophs
the atmosphere inside the Miller and Urey volcanic apparatus was described chemically as?
correct answers a reducing atmosphere with little reactive oxygen molecules
ribosomes are a universally present organelle in all cells and are primarily composed of
which of the following molecules? correct answers RNA and proteins
the formation of new elements of the periodic table occurred by the fusion of preexisting
combinations of proteins and neutrons during the Big Band and within dying stars known as
Supernova? correct answers true
an experimental study is conducted to determine whether or not 10 milligrams of the drug
somatostatin can overcome the effect of dwarfism in humans. The change in height of the
participants in the clinical trial represent the? correct answers dependent variable
an inquiry based research approach in biology includes? correct answers choose this answer
if all of the above aspects on inquiry based research in biology
a stable, non-radioactive element is known to have an atomic number of 12, therefore its
atomic mass would be? correct answers 24
the half life of radioactive carbon 14C is 5,730 years. A sample of fossilized wood is shown
to contain only 6.35% radioactive 14C compared with the amount of radioactive 14C in
living wood samples of today, thus the age of the fossilized would be closest to which of the
following? correct answers 22,920
of the following known facts which would provide some of the strongest evidence for a
common ancestry of all known cellular life? correct answers the universality of the genetic
code
the type of error occurring in scientific experiments that is due to the intrinsic measurement
and/or resolution of an instrument is referred to as? correct answers random error
Robert Hazen's lab proposed that minerals might have played a role in allowing early
primitive organic molecules to react with each other chemically forming more complex
molecules primarily by? correct answers by providing scaffolding support to facilitate
concentration
one of the most effective ways of presenting numerical data from a clinical trial would likely
be a? correct answers table
the type of chemical reaction shown in the diagram below is most likely a? correct answers a
condensation reaction
, homochiral polymeric molecule, such as proteins that occur in living cells today, are
composed of? correct answers only one of two possible optical isomers of amino acids
thermophilic bacteria, which might have been an initial LUGA, have been hypothesized to
have arisen? correct answers around deep ocean hydrothermal vents
the type of chemical reaction acting upon the polymer shown in the figure below might best
be described as? correct answers a hydrolysis reaction
which of the following is likely to be a step within the scientific method in biology? correct
answers all of these can be a part of the scientific method
the scientific method involves the construction of knowledge based upon observation, testing,
and measurement. Identify among these statements the one that can NOT be experimentally
based? correct answers choose this answer if all the above statements are experimentally
based
a hypothesis that has been confirmed through repeated experimental tests over a very long
period of time may be referred to as? correct answers a theory
which of the following phrases better describes the results of natural selection? correct
answers the changes in inherited characteristics of a population
the age of mammals is estimated to have begun between 145 and 65 million years ago by
using the technique of Molecular Clock Dating which compares DNA sequence differences
as species diverge? correct answers true
a primary reason for the increase in federal funding to the NH (National Institutes of Health)
budget in the early 1980s was most likely due to? correct answers the emergence of the
Human disease AIDS
the energy source used by Stanley Miller in his volcanic experiments was? correct answers
electricity stimulating lightning
which of the following statements is "not" true of cells? correct answers cells can arise
spontaneously without pre-existing cells
Antony Leeuwenhoek presented his microscope of observations of single cells to which of
the following? correct answers Royal Society of London
according to current biological hypotheses of life, a living organism must? correct answers
choose this choice if all of the above are true
the design and purpose of a scientific experiment should be to? correct answers falsify a
hypothesis
inanimate molecules like glucose and fructose can be part of an interactive chemical system
that builds complex interactive molecular systems that? correct answers may exhibit
emergent properties
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