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