Exam 2 Flashcards
Archaea has peptidoglycan cell walls
False
The earliest plants were bryophytes
True
Protists are all unicellular
False
Coccus
Spherical
Gram-positive
Think peptidoglycan
Chemolithotrophic get their energy from
Inorganic material
Which eukaryote evolved first?
Protists
Long structures that help bacteria move are called ______, while shorter, hair-like structures enable bacteria to stick to a surface called _______
Flagella; pili
Pine trees, redwoods, and conifers belong in which plant group?
Gymnosphere
Fungi are members of the domain
Eukarya
Bacteria can be used in bioremediation
True
Most diverse plant group is gymnosperm
False
Bacillus
Rod shaped
Spirillum
Helical shaped
Gram-Negative
Thin peptidoglycan wall
Although prokaryotes survive in many different environments, _____ have been called “extremophiles” and have their own domain
Archaea
Which trait do ferns, gymnosperms, and angiosperms share?
Vasculature
Which describes plant groups in order of terrestrial adaptions from earliest to most recent?
Bryophytes, Fern, Gymnosperm, Angiosperm
Protist are difficult to classify because?
Some share features with plants, animals, and fungi but not all traits
Which statement about the 3 domains of life is true?
Archaea is most closely related to eukarya
True Berry (Tomato)
- Entire pericarp is fleshy
- Multiple seeds
- One or more ovaries
Drupes (peaches)
- Single seed enclosed
- Pericarp divides
Samaras
Pericarp looks like wing
Aggregate fruit (blueberry)
- Derived from many ovaries of a single flower
- Ovaries clone fuse together
- Pericarps continuous
