Question 1
The only gene that has been positively identified with the onset of Alzheimer disease encodes a protein that ___________________.
◦ is involved in cholesterol metabolism
◦ breaks down neurotransmitters
◦ maintains the health of striatum cells
◦ attaches amino acids to tRNA molecules
◦ breaks down fatty deposits around neurons
Question 2
The phenotype in many human behavioral traits are
◦ due to minor genes with no single gene having a major effect.
◦ due solely to environment.
◦ due to environmental interaction and several genes.
◦ due to minor genes with no single gene having a major effect
and due to environmental interaction and several genes
only.◦ due solely to environment
and due to environmental interaction and several genes
only.
Traits and trees
24 weeks old human fetus
Human ear anatomy.
LION-HUMAN
Human embryo fetus Growth
Predicted polypeptide sequences translated from potential ORFs in the human TUBA3C gene