The lymphoid organs include all EXCEPT the
a. spleen.
b. stomach.
c. thymus.
d. tonsils and adenoids.
e. appendix.
B
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Francis Galton, a contemporary of Charles Darwin, studied variation in complex traits such as human height. Using the bar graphs shown below, answer the following question:
Which of the following statements best describes graph (a), which depicts Galton's data showing distribution of offspring height from the tallest parents he studied? A. The parental mean for the tallest parents is larger than the mean height of their offspring. B. The parental mean for the tallest parents is smaller than the mean height of their offspring. C. The average height of the offspring from the tallest parents is not related to the average height of their parents. D. The average height of the tallest parents is not much more than the population mean height.
The allocation of resources for survival, growth, and maximal reproduction determines the ____ of a
species.
a. survivorship curve b. life history c. specific mortality d. age-specific fecundity e. dispersion
The type of mutation that results in a loss of material from the genome is called what?
A) inversion B) duplication C) deletion D) translocation
The striations (lines) of skeletal muscles are caused by the arrangement of many elongated ________
Fill in the blank(s) with correct word