#Question id: 2991
#Unit 2. Cellular Organization
Early observations of a cultured cell line indicated that the cells did not exhibit either density-dependent inhibition or anchorage dependence. What do these observations suggest about this cell line?
#Question id: 23627
#Unit 13. Methods in Biology
#Question id: 1581
#Unit 4. Cell Communication and Cell Signaling
An otherwise healthy student in your class is infected with EBV, the virus that causes infectious mononucleosis. The same student had already been infected when she was a child, and she had merely experienced a mild sore throat and swollen lymph nodes in her neck. This time, though infected, she does not get sick.
Her immune systemʹs recognition of this infection will involve which of the following?
#Question id: 5667
#Unit 5. Developmental Biology
There may be an important connection between sperm translocation and capacitation. Which of the following option is correct explanation of above statement?
#Question id: 3369
#Unit 11. Evolution and Behavior
Genetic drift refers to random changes in allele frequencies over time leads to following consequence
a. Loss of genetic diversity per generation
b. change in allelic frequency just by chance
c. It caused adaptive evolution
d. It one allele may reach to 0 frequency