Ch. 1 Quiz Flashcards
Which of the following types of cells utilize deoxyribonucleic acid as their genetic material but do not have their DNA encased within a nuclear envelope?
Archea
Which branch of biology is concerned with the naming and classifying of organisms?
Taxonomy
Prokaryotes are classified as belonging to two different domains. What are the domains?
Bacteria and archea
Which of these provides evidence of the common ancestry of all life?
Near universality of the genetic code
Charles Darwin proposed a mechanism for descent with modification that stated that organisms of a particular species are adapted to their environment when they possess…
Inheritable traits that enhance their survival and reproductive success in the local environment
All the organisms on your campus make up:
A community
Which of the following is a correct sequence of levels in life’s hierarchy, proceeding downward from an individual animal
A) brain, organ system, nerve cell, nervous tissue
B) organ system, nervous tissue, brain
C) organism, organ system, tissue, cell, organ
D) nervous system, brain, nervous tissue, nerve cell
E) organ system, tissue, molecule, cell
D) Nervous system, brain, nervous tissue, nerve cell
Which of the following categories of an organism is the smallest category?
Species
What is the major difference between a kingdom and domain?
All eukarya belong to one domain
The main source of energy for producers in an ecosystem is
Light energy