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60 Cards in this Set

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  • Back
Which part of the flower develops into seeds?
ovule
T/F Prokaryotic cells contain organelles.
False
Bacilli are
rod-shaped
The first step in the viral infection is
binding
T/F Hyphea is a mat of fine, thread-like structure that forms underground.
True
T/F 10 % of the content of the human colon is made of bacteria, while 50% of the human body weight is made of bacteria.
True
Which component denotes the protein shell that encloses nucleic acid?
genome
T/F the two cell types are called organelles and prokaryote.
False
The most common bacterial shapes are
rods
Prokaryotes contain all but which of the following?
organelles
What percentage of body weight is bacteria?
10
T/F Cocci are rod-shaped bacteria.
false
Another name for an outer protein coat is
envelope
“Self-feeders” refers to _________ in plants.
autotrophs
The process by which HIV inserts its DNA into the cells DNA is known as
fusion
Viral structures have 3 main components.
capsid, genome, envelope
T/F Phylum is the most inclusive group.
False
Which part of a seed protects it from deterioration?
seed coat
T/F Fungi is multicellular.
True
Most prokaryotic cells divide by a process called ________.
binary fission
Which is considered a vegetable?
onion
The process of moving the pollen grain from the anther of a stamen to the stigma of a
pistil is called _____________.
pollination
T/F A complete flower has a pistil and anthers
false
T/F The eggs of flowers are fertilized through pollination.
true
T/F To a Botanist, a flower is just a modified stem of leaf.
false
T/F Flowers are the sexual organs of plants.
true
What color(s) are bees most attracted to?
blue and yellow
Plants that are dioecious have…
both make and female parts on different plants
. T/F There are 5 heirarcheal levels of taxa.
True
To make sure your antibiotics are effective against a virus, you should…
antibiotics don't work on viruses
Botanically, a fruit is a(n)
ripened ovary of a flower
Hepatitis B can be transmitted by
sharing needles, mother to fetus transmission, and unprotected sex
T/F The largest organism in the world is thought to be a fungus.
True
An advantage of the cocci shape is
dont know
Viruses are classified by
the shape of the capsid, the type of nucleic acid (DNA or RNA), and double stranded or single stranded
Biodiversity is
variety of life on earth
How many total vertebrates are there?
45000
T/F Darwin was the British scientist who laid the foundation for evolution.
true
How old is the earth?
3.5 billion
What is the third level from the top (Kingdom) of hierarcheal taxa?
class
Evolution requires which of the following to take place?
reproductive isolation
T/F A mutation can only be harmful.
false
T/F In order for evolution to occur, mutation, natural selection, and reproductive isolation must occur.
True
T/F Evolution is both a theory and a fact.
true
With variation, mutations can be
positive and negative
The scientific theory strives to ________ science.
prove
Darwin took a voyage to ________.
Galapagos Islands
What animals did Darwin study?
tortoise and mockingbirds and finches
What percentage of Americans believe that god created humans in the last 10,000 years.
44
T/F A fact is a gathering of data.
false
T/F There are 68% of extinct species.
false
Darwin wrote a book called _________.
the origin of species
Population evolve by changes in the frequency of _________ within the population.
dont know
Which is not an era of Earth’s timeline?
toliozoic
What are 3 parts of a pistil?
dont know
T/F Bacilli, Cocci and Spirilli are types of Eubacteria
true
. The formula CO2 + H2O CH2O + O2 + light is the opposite of what?
photosynthesis
T/F A Eukaryotic cell is bigger than a Prokaryotic cell.
true
T/F Prokaryotic cells undergo Mitosis.
false
What is our normal flora?
the amount of bacteria needed for our bodies