The two chromosomes in each of the 22 homologous pairs in our cells ...
A) have the exact same DNA sequence. B) are derived from one of our parents. C) show identical banding patterns after Giemsa staining. D) usually bear different sets of genes. E) All of the above.
Indicate true (T) and false (F) statements below about the human genome. Your answer would be a six-letter string composed of letters T and F only, e.g. FTFFFT. ( ) Only about 1.5% of the human genome is highly conserved. ( ) Almost half of our genome is composed of repetitive sequences. ( ) Genes occupy almost a quarter of the genome. ( ) There are roughly as many pseudogenes in the human genome as functional genes. ( ) Transposable elements occupy almost 10% of our genome. ( ) On average, exons comprise 1.5% of our genes.
In assembling a nucleosome, normally the …(1) histone dimers first combine to form a tetramer, which then further combines with two … (2) histone dimers to form the octamer.
A) 1: H1-H3; 2: H2A-H2B B) 1: H3-H4; 2: H2A-H2B C) 1: H2A-H2B; 2: H1-H3 D) 1: H2A-H2B; 2: H3-H4 E) 1: H1-H2; 2: H3-H4