Clonal selection of lymphocytes leads to the development of which type of cells?
a. effector cells and b cells
b. t cells and memory cells
c. effector cells and memory cells

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. the following chemical equation shows the combustion of ethane. balance the equation by filling in the coefficients. c2h6 + o2 → co2 + h2o

How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.