biology test questions

attached at the centriole.
“a pair of chromosomes, one from the mother and one from the father.”
attached at their centromeres.
identical until crossing over occurs.
both 3 and 4 are correct
“Different, or alternative, forms of the same gene are called”
“If a diploid organism has a genome consisting of 4(four) chromosomes, it can produce ____different combinations of maternal
and paternal chromosomes in the offspring (disregarding crossing over).”
Is the common form of reproduction in higher organisms.
Requires only one parent.
Produces a wide variety of offspring.
“During crossing over, ___undergo breakage and exchange segments”
Non sister chromatids of a homologous pair
Nonhomologous chromatids

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