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Botany
Early Plant Development of the Plant Body
19
Biology
Undergraduate 2
04/11/2009

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Cards

Term
embryogenesis
Definition
formation of an embryo
Term
radial growth pattern
Definition
growing outwards
Term
two poles of the growing zygote
Definition
chalazal
micropyle
Term
what is the structure of the embryo sac at fertilization?
Definition
one egg cell
two polar nuclei
three synergids
two antipodals
Term
what surrounds the embryo sac
Definition
nucellus
Term
when does the zygote start to grow?
Definition
when the endosperm has fully developed
Term
embryo stages
Definition
proembryo
globular stage
heart shaped embryo
Term
how many cotyledons does the typical bean seed have?
Definition
2
Term
hilum
Definition
scar where the funiculus was attached
Term
what is the attachment of the embryo and the ovary wall?
Definition
funiculus
Term
name for seed coat?
Definition
integument
Term
first root
Definition
radicle
Term
what is the main difference between the typical bean and the castor bean?
Definition
in the castor bean the cotyledons become the first foliage leaves
Term
what are the two layers of the endosperm?
Definition
aleurone/protein layer
starch endosperm
Term
scutellum
Definition
single cotyledon of monocot that digests endosperm food
Term
white flower
Definition
endosperm of wheat seed
Term
wheat germ
Definition
scutellum, shoot and root apex
Term
bran
Definition
aleurone layer and seed coat
Term
whole wheat flower
Definition
entire kernel of wheat
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