Statistics for Chromosomes 3.2

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Hint	Answer	% Correct
n.o. chromosomes in roundworm (Parascaris equorum)	4	100%
n.o. chromosomes in human (Homo sapiens)	46	100%
n.o. chromosomes in chimpanzee (Pan troglodytes)	48	100%
nuclei possessing pairs of homologous chromosomes	diploid	100%
nuclei possessing one set of chromosomes	haploid	100%
proteins eukaryotic DNA is associated with	histone	100%
chromosomes that share same genes at same loci	homologous	100%
female chromosomes	XX	100%
male chromosomes	XY	100%
n.o. chromosomes in rice (Oryza sativa)	24	50%
chromosomes that do not determine sex	autosomes	50%
visual profile of chromosomes arranged into homologous pairs according to size	karyogram	50%
genome size of fruit fly (Drosophila melanogaster) (n.o. base pairs)	130 million	0%
genome size of canopy plant (Paris japonica) (n.o. base pairs)	150 billion	0%
genome size of virus (T2 phage) (n.o. base pairs)	170000	0%
genome size of human (n.o. base pairs)	3.2 billion	0%
genome size of bacteria (Escherichia coli) (n.o. base pairs)	4.6 million	0%
n.o. chromosomes in dog (Canis familiaris)	78	0%
Cairns’ technique for measuring the length of DNA molecules	autoradiography	0%
chromosomes that determine sex in humans	heterosomes	0%
region of prokaryotic DNA	nucleoid	0%