Which structure is labeled X in the diagram below? The protein shell of a virus is labeled X.
ribosome
lipid envelope
protein tail
capsid protein

Surrounded by microtubules, located near the nucleus. (don't try to google it) (give answer only if u know)

Works together in the synthesis, modification, packaging, and transport of lipids and proteins

Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. an incomplete dominance cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. purple offspring result. then, two of the purple offspring are crossed. according to the punnett square for this cross, how many of the offspring from the second cross will have a feather color that results from incomplete dominance? 1 in 4 2 in 4 3 in 4 4 in 4