2026 Exam Questions And Answers
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the swapping of genes between viruses that infect a host at the same time - CORRECT
ANSWER-viral reassortment
has a composite genome, with genes from a human flu virus, bird flu virus, and two
swine flu viruses - CORRECT ANSWER-H1N1 influenza
a regional outbreak - CORRECT ANSWER-epidemic
a worldwide outbreak - CORRECT ANSWER-pandemic
Structurally simple cells that lack a nucleus • Evolved before eukaryote - CORRECT
ANSWER-Prokaryotes
cell that contains a nucleus - CORRECT ANSWER-Eukaryote
determine the ages of fossils. It is based on the decay of radioactive isotopes. -
CORRECT ANSWER-radiometric dating
Which Carbon is Radio active? Carbon 12, Carbon 13, Carbon 14? - CORRECT
ANSWER-Carbon 14
The earth is composed - CORRECT ANSWER-rust, mantle, outer core and inner core.
Earth's crust is divided into giant, irregularly shaped plates that essentially float on the
underlying mantle - CORRECT ANSWER-Plate tectonics
Movements in the mantle cause the plates to drift apart, slide past each other, and
collide. - CORRECT ANSWER-continental drift.
How did Life Arise - CORRECT ANSWER-inorganic molecules, organic monomers,
organic polymers, protocells in an RNA world, DNA-based cells
The broad pattern of changes in life on Earth - CORRECT ANSWER-Macroevolution
, Who were the first to inhabit the earth - CORRECT ANSWER-Together plants and fungi
where the first to find their way to land.
Who are the most successful animals - CORRECT ANSWER-arthropods and tetrapods
The evolutionary history of a species or group of species. - CORRECT ANSWER-
Phylogeny
Phylogeny can also be inferred from morphological and molecular homologies among
living species - CORRECT ANSWER-Ex: Whale limb and bat wing.
species of different evolutionary branches may come to resemble one another if they
live in similar environments and natural selection has favored similar adaptions. -
CORRECT ANSWER-Convergent evolution
discipline of biology that focuses on classifying organisms and determining their
evolutionary relationships. - CORRECT ANSWER-Systematics
(father of taxonomy) - CORRECT ANSWER-Carolus Linnaeus
introduced a system of naming and classifying species called - CORRECT ANSWER-
taxonomy
two-part Latin names for species. - CORRECT ANSWER-Taxonomy
This two part scientific name is know as a - CORRECT ANSWER-binomial
Binomial consists of - CORRECT ANSWER-Genus and Species
can replicate only in a living cell and must insert its genetic material into a cell of a
specific host - CORRECT ANSWER-A virus
Some viruses are disease-causing agents - CORRECT ANSWER-Pathogens
viral particle (virion) includes a viral genome enclosed within a protein shell called a -
CORRECT ANSWER-Capsid
Types of viruses - CORRECT ANSWER-Helical Viruses, bacteriophages, polyhedral
naked, and enveloped viruse
Helical Virus - CORRECT ANSWER-tobacco mosaic virus
bacteriophages - CORRECT ANSWER-infect bacteria