Answer:
it has a DNA chromosome coz the dna molecule is packaged in to thread like structures called chromosomes..each chromosome is made up of dna tightly coiled many times around proteins called histons dat support its stracture
Autosomal traits would show Mendelian inheritance pattern but sex-linked traits would show criss cross inheritance.
Sex-linked trait is often controlled by gene present only on X chromosome, hence no corresponding allele is present on Y chromosome.
It lets out oxygen after photosynthesis.
D.centrioles because it could be but the it might not be
