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BIO 156- Exam 3 Questions and Answers
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BIO 156- Exam 3 Questions and Answers
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BIO 156- Exam 3 Questions and AnswersDiploid embryo and triploid endosperm
Double fertilization in angiosperms produces ______ & ______.
photoperiod has light > dark
Long-day plants flower when:
corolla
The whorl of all petals in a flower is called the:
calyx
The whorl of all sepals in a flower is called the:
bilateral
What is an orchids symmetry? (advanced flower)
radially
Primitive flowers are
_______ symmetrical.
embryo sac
,Another name for the female gametophyte or megagametophyte of an
angiosperm.
pollen
Another name for the male gametophyte or microgametophyte of an angiosperm.
two sperm nuclei
The generative cell of the pollen grain divides to become:
wind
The first flowering plants were pollinated by:
Bees
The most common pollinators of angiosperm flowers. Typically visit yellow or blue
flowers. Many have stripes or lines of dots that are normally invisible to humans
indicating locations of nectaries (Bull's eye or landing strip).
Corrolla
Wind pollinated flowers are missing which whorl?
Dichogamy
The separation of female and male flowers by time of maturation.
self incompatibility
, ______ promotes outcrossing.
Annual
Plants complete life cycle in one growing season.
apomixis
Asexual development of embryos in seeds.
vegetative reproduction
Stolons, rhizomes cloning, and suckers are forms of:
heavy musty odor, white or pale petals, and open at night
What are the characteristics of a bat pollinated flower?
Endosymbiosis
Eukaryotic cells obtained mitochondria by:
Psuedopods
How does this protozoan move?
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