Humans are called heterotrophs
Seeing that our species is constantly evolving, maybe it is starting to get more uncomfortable to walk on all fours.
Answer:
abiotic factors are factors that are not organ or biotic as one would say like the nevirmwnt or air or water biotic factors are things like tress food plants ect
The right answer is E.
Uracil is a nitrogenous base (pyrimidine) specific for RNA. The nucleoide of uracil is called uridine and nucleotide is called uridine monophosphate or uridylate. In the DNA, there is thymine instead of uracil.
So if we mark the uracils, only the RNA will be marked. The DNA will not be given that there is no uracil in it.
Trisomy 21, as illustrated by the karyotype, is caused by nondisjunction. This occurs when chromosomes do not separate properly during meiosis.
Answer is D) nondisjunction
