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POB FINAL (UARK, SHADWICK) QUESTIONS WITH VERIFIED ANSWERS.
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POB FINAL (UARK, SHADWICK) QUESTIONS WITH VERIFIED ANSWERS.
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POB FINAL (UARK, SHADWICK)QUESTIONS WITH VERIFIED ANSWERS
Which of the following includes prokaryotes?
a. protists
b. fungi
c. archea
d. plants - Answer archea
The term "supergroup" is used in the classification of what? - Answer eukaryotes
atomic number tells you... - Answer number of protons
isotopes differ in their... - Answer number of neutrons
an atom that has 2 electrons in the valence shell would most likely... - Answer lose
those 2 electrons and becomes positive
When an atom gains electrons it becomes... - Answer negatively charged
unequal sharing of electrons - Answer polar covalent bond
True/False: Are carbon atoms ionic? - Answer false
what reaction combines 2 monomers to make a polymer? - Answer dehydration
monomers of carbohydrates - Answer monosaccharides
fructose and galactose are both isomers of... - Answer glucose
a fatty acid is unsaturated if it... - Answer contains carbon-carbon double bonds
True/False: Are phospholipids energy-storing molecules? - Answer false
lipid that contains 4 fused carbon rings - Answer steroid
chemical differences between amino acids are due to... - Answer R group
which level of protein structure is determined by interactions of more than one
polypeptide chain? - Answer quaternary
, what is formed by the linking of two amino acids? - Answer peptide bond
True/False: Nucleotides are the monomers of fats and polysaccharides. - Answer false
True/False: ATP is a high-energy molecule that can break down to ADP and phosphate.
- Answer true
the gradual strengthening of stimulus-response connections that seemingly unrelated -
Answer classical conditioning
What type of survivorship curve would you expect for a plant species in which most
seedlings die? - Answer type 3
high survival rate in early and middle life, rapid decline in survival in later life, few
offspring, care for young, humans and many other large mammals - Answer type 1
lots of offspring with little care after birth, life expectancy is short - Answer type 2
high infant mortality rate, longer life span - Answer type 3
role of a species in a community, including its habitat and interaction with other species
- Answer ecological niche
exhibition of the characteristics of a dangerous species by a harmless species to avoid
predators - Answer Batesian mimicry
exhibition of similar characteristics by similar species to avoid predators - Answer
Mullerian mimicry
types of symbiosis - Answer mutualism, commensalism, parasitism
series of community changes which occur on an entirely new habitat which has never
been colonized before - Answer primary succession
series of community changes which take place on a previously colonized, but disturbed
or damaged habitat - Answer secondary succession
the point when a stable, mature community undergoes little or no change - Answer
tertiary succession
models of succession - Answer facilitation, tolerance, inhibition
generally, energy ________ an ecosystem, and nutrients ________ an ecosystem -
Answer flows through, cycle within
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