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EER 1000- Biodiversity And Evolution Study Set Exam
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EER 1000- Biodiversity AndEvolution Study Set Exam
a gene is a sequence of compounds found within what kind of molecule?
A.) carbohydrate
B.) Ribonucleic acid
C.) protein
D.) deoxyribonucleic acid - Answer D
which of the following are commonly used to identify a plant or animal species? ( select
3 answers)
A.) they have the same genome, which is different from the genome of other species
B.) they share atleast 75% of their DNA
C.) they are in the same genus
D.) they can interbreed and produce fertile offspring
E.) they have the same physical traits, such as leaf shape and flower type - Answer
A,D,E
which of the following statements is true?
A.) animals that look similar to each other can always interbreed and produce fertile
offspring, and therefore are always classified ad one species
B.) organisms that are similar in appearance generally have genomes that are more
similar than organism that look quite different
C.)two organisms can have genomes that are completely different and yet have the
same species
D.) plants that look different can never interbreed with each other - Answer B
the species of what organisms are best characterized by genetic analysis?
A.) insects
B.) plants
C.) mammals and birds
, D.) microorganisms - Answer D
which of the following statements describes how traits are passed to future
generations? (select two answers)
A.) both genetic traits and traits acquired during an organism's lifetime can be passed
down to their offspring
B.) traits acquired during an organism's lifetime can be passed down to the next
generation b/c traits can undergo mutation and be passed down
C.) since traits can be influenced by factors other than genetics, genes are not the only
way that traits can be passed down
D.) only traits that are result of genetics can be passed down to the next generation b/c
an organism's genes are the biological material that parents pass down to their
offspring
E.) traits acquired during an organism's lifetime cannot be passed down to the next
generation - Answer D, E
explain what is wrong with the following statement: giraffes have developed long necks
over m,any generations b/c they keep stretching higher and higher to reach the highest
leaves on trees.
A.) traits, such as long necks, are developed over many generations through the
process of natural selection: they are not the result of a lifetime of activity
B.) giraffes actually have long necks b/c they have to reach the ground when they drink
water
C.) there is nothing wrong with the statement
D.) you cant really "stretch" a neck - Answer A
which of the following statements about evolution is true?
A.) both pop and individual organisms in the pop can evolve
B.) individual organisms can evolve, whereas pop remain genetically stable from one
generation to the next
C.) the genes of an individual can evolve as the individual ages
D.) pop evolve, but individual members of the pop do not - Answer D
which of the following is an example of evolutionary change?
A.) a farmer breeds two corn plants together that are tall and have hardy stalks. the next
season, the plants from these seeds grow taller and hardier than the other corn plants in
the field
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