Gene Duplication and Mutants Quiz

What tissue type is derived from the ectoderm?

At what embryonic age does the neural tube typically form?

Which hormone deficiency is most likely to cause early first trimester miscarriage of a healthy embryo?

Which medication is NOT known to have teratogenic effects?

When can the fetal heartbeat typically be detected during gestation?

Defects in the formation of what structure can lead to spina bifida or anencephaly?

What term describes an individual with both male and female reproductive structures?

Which of the following genes is commonly associated with maternal effect in Drosophila?

What process involves the generation of extra copies of a gene within an organism's genome?

What technique is commonly used to identify specific genes responsible for a particular phenotype?

In fruit flies, which of the following genes is a classic example of a developmental mutant?

What term describes the duplication of a gene within a genome?

What term describes the process of assigning specific fates to cells within the embryo?

Which experimental technique involves the amplification of specific DNA sequences for analysis?

What criterion refers to the strength of the association between the experimental manipulation and the observed effect?

Which experimental approach involves the isolation and culture of embryos outside of the organism?

What term describes the assignment of specific cell fates based on their position within the embryo?

Which criterion refers to the magnitude of the observed effect in response to varying levels of the experimental manipulation?

What term describes the phenomenon where a single gene mutation results in multiple phenotypic effects?

Which type of mutant carries a mutation resulting in the enhancement of gene function?

What term refers to the irreversible decision of a cell to follow a particular developmental pathway?

In gene duplication, what is the primary outcome of having multiple copies of a gene?

Which experimental approach involves the manipulation of embryos in their natural environment?

What term describes an individual with only one functioning copy of a particular gene?

What term describes the process by which cells acquire distinct identities during development?

Which criterion refers to the statistical likelihood that the observed effect is not due to chance?

What experimental approach involves the study of embryos within tissue culture dishes?

Which term describes the content of a cell to a particular fate?

In experimental embryology, what term describes the process of assigning specific cell fates based on molecular cues?

What experimental technique involves the direct delivery of DNA or RNA molecules into cells?