the phenotypic ratio for a dihybrid cross is

What will be an ideal response?


9:3:3:1
in other words, 9/16 of the offspring have the two dominant traits,3/16 have one of the dominant traits with one of the recessive traits,3/16 have the other dominant trait with the other recessive trait, and1/16 have both recessive traits.

Biology & Microbiology

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Select the correct sequence (beginning to end) for the multi-step process of gene expression:

a. transcription, gene, mRNA, protein b. RNA, transcription, protein, gene c. RNA, translation, protein d. gene, translation, protein e. gene, transcription, mRNA, translation, protein

Biology & Microbiology

Sam was in a terrible head-on collision. When he recovered from all of the obvious, external injuries, the once affable and happy-go-lucky person had become surly and very unfriendly. Which part of his cerebrum was most likely damaged?

A) prefrontal cortex B) Broca's area C) thalamus D) postcentral gyrus

Biology & Microbiology

The best way to reduce bacterial pathogens in the bloodstream is to reduce a fever as quickly as possible

Indicate whether the statement is true or false

Biology & Microbiology

Urbanization typically increases the extent of biodiversity

Indicate whether the statement is true or false

Biology & Microbiology