Lampbrush chromosomes occur during _____________.
prophase of mitosis
deplotene of meiosis
metaphase of meiosis
interphase
If you are provided with root tips of onion in your class and are asked to count the can you most conveniently look into?
Metaphase
Telophase
Anaphase
Prophase
Which of the following occurs more than one and less than five in a chromosome?
chromatid
Chromosome
centromere
Telomere
Number of chromotids at metaphase is _____________.
two each in mitosis and meiosis
two in mitosis and one in meiosis
two in mitosis and four in meiosis
One in mitosis and two in meiosis
Golgi apparatuss is absent in _____________.
higher plants
yeast
bacteria and blue green algae
None of the above
Mitochondrial cristae are sites of __________________.
breakdown of macromolecules
protein synthesis
phophorylation of flavoprotein
oxidation - reduction reaction
Ribosome are the centre for ____________.
Golgi complex
Endoplasmic reticulum
Microfilaments
Microtubules
Genophore / bacterial genome or nucleoid is made of _______________.
histones and non histones
RNA and histones
a single double stranded DNA
a single stranded DNA
Centromere is a part of _____________.
ribosome
chromosome
mitochondria
endoplasmic reticulum
Nucleoproteins are synthesized in ______________.
nucleoplasma
nuclear envelope
nucleolus
cytoplasm
