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Chapter 19 - Growth and Development - 7
1.
Indole –3- acetic acid causes elongation of cells.
a) True
b) False
2.
In apical dominance only lower axillary buds grow while the growth of apical bud is suppressed.
a) False
b) True
3.
In apical dominance only lower axillary buds grow while the growth of apical bud is suppressed
a) True
b) False
4.
The incubators are usually regulated at temperature between 36
o
– 38
o
C for incubating chick egg, artificially
a) True
b) False
5.
The morulla stage is characterized by the presence of blastocoele
a) True
b) False
6.
The primitive streak represents the dorsal and both lateral lips of blastopore.
a) True
b) False
7.
The Hensen’s node mark the site of a special type of invagination in chick embryo.
a) True
b) False
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