A sister chromatid refers to either of the two identical copies (chromatids) formed
by the replication of a single chromosome, with both copies joined together by a
... identical (since they carry t...
The two halves of a chromosome are called chromatids, or, more fully, sister-
chromatids. Each sister-chromatid contains one molecule of DNA. The two DNA ...
The two halves of the structure are called chromatids. The entire structure, even
though it has doubled in size, is still called a chromosome. Since we call each ...
DNA is a fascinating substance, because it can split into 2 halves, each of which
can ... The two strands forming the sides of the ladder give it a strong yet flexible
structure, ... These 2 double strands form the 2 sections of chromosomes (called ...
Polyploid- Plants with more than two sets of chromosomes are termed polyploid.
... DNA synthesis , there are two identical DNA helices connected by a structure
called the centromere. ... The DNA content of the nucleus is doubled and proteins
are synthesized. ... New single strands join the two halves of original strands).
Mitosis is a cellular division resulting in two identical nuclei that takes place in
somatic cells. ... Structures called centrioles position themselves across from
each other, ... apart at their centromere (chromosomes have two complementary
halves, ... in anticipation of doubling it again when an egg and a sperm unite
during the ...
8 When most of you think of chromosomes, this is probably the image you have in
.... 45 The two halves of the doubled structure are called sister chromatids.
Regarding the origin of the chromosome, it is well known that the so-called ....
The whole result of mitosis is the division of chromosomes into two equivalent
portions for the ... The parallelism and close proximity of the halves ... doubling of
chromosomes is brought about by transverse segmentation at the apex of the.
studied the pairing behaviour and bivalent structure of Lepidoptera, and OKSALA
... mode of changing the chromosome patterns has been called endonuclear
polyploidy ... as, for instance, the doubled 2n=24 or the redoubled one, 2n=48,
but here the ..... be possible to divide the tetrads obtained into two equal halves,
Some believed that a constriction and splitting of the nucleus into two halves ....
plate as a paired structure, which eventually pulled apart to form the nuclei of the
two .... It is for this reason that I have called the peripheral bodies by the name .....
(3) Each doubled chromosome divides ONCE longitudinally to form two tetrads, ...