During which meiotic phases does oogenesis arrest?
A. prophase I and metaphase II
B. prophase I and prophase II
C. metaphase I and prophase II
D. metaphase I and metaphase II
E. metaphase I and anaphase II
A
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What is the function of the oval window?
a. serves as the opening to maintain equilibrium of fluid pressures b. provides support for muscles that move the middle ear bones c. transitions sound from middle to inner ear d. acts as the ear drum
Homologous recombination ________
A) occurs during meiosis as a normal process B) is used in plant cell activation C) must be used to produce animal bioreactors D) occurs when creating a knockout animal E) is a technique not proven to be successful
Calcium ions are stored in the sarcoplasmic reticulum
____________________ Indicate whether the statement is true or false.
In words, why can utilizing an instrumental variable be an effective means toward identifying the causal effect of a treatment on an outcome?
A. It allows you to identify the causal effect of the treatment by using only variation in the treatment that isn't correlated with unobservables that affect the outcome. B. It allows you to identify the causal effect of the treatment by using only variation in the treatment that is correlated with unobservables that affect the outcome. C. It allows you to identify the causal effect of the treatment by controlling for unobservables that may crucially affect the outcome. D. None of the answers is correct.