If no introns remain in the final transcript but all exons do, what will be the final length of this mRNA shown in the illustration?
a. 485bp
b. 200bp
c. 280bp
d. 20bp
c. 280bp
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________ are activities of a chemotherapeutic agent that damage the host either by inhibiting the same process in the host as in the target cell or by damaging other processes.
Fill in the blank(s) with the appropriate word(s).
Which of the following statements about deserts and the organisms that live there is true?
A) Air temperatures in cold deserts, such as those west of the Rocky Mountains, may never fall below 30 degrees C. B) Growth and reproduction occur year-round in deserts. C) Deserts typically occur at the equator. D) Desert plants typically produce very few seeds. E) Many desert animals are nocturnal.
Which of the following statements is FALSE?
A) Each species has a specific number of chromosomes. B) New nuclei are formed during telophase. C) Genes and chromosomes are duplicated during prophase. D) Homologous chromosomes do not pair during mitosis.
Why is aneuploidy usually harmful to eukaryotic species?
What will be an ideal response?