At which point or stage would the majority of cells in the embryo no longer be stem cells?
A) the pre-embryo stage
B) in the blastocyst
C) after the organs start to develop
D) A large number of stem cells would exist in all these stages.
C
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Cystic fibrosis is caused by mutations in the CF gene, and there are several different mutations that are known to result in CF disease. The CF mutations behave as recessive alleles to the WT CF allele
If two carriers that have different mutations in their CF genes have children what is the probability that one of their children will have CF disease? A. 100% B. 25% C. 50% D. 75%
In a mycorrhiza, what do the filamentous fungi provide to the plant?
A. glucose B. carbon C. carbon dioxide D. minerals E. oxygen
List phases of the cell cycle in the correct order as they occur following cytokinesis.
What will be an ideal response?
True or False: The redox reactions of Fe2+ and Fe3+ can EACH be biologically and chemically mediated
a. TRUE b. FALSE