An element has 8 protons, 9 neutrons, and 8 electrons. Its atomic number and atomic mass, respectively, are _________.
Fill in the blank(s) with the appropriate word(s).
Answer: 8 / 17
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If your mother and father both have cystic fibrosis, which is caused by a recessive allele, the odds of
your having only one allele for the disorder are
a. 1/4. b. 1/2. c. 3/4. d. 1. e. 0.
Four of the five answers are correct statements about the circulatory system. Select the exception:
a. The systemic circuit carries oxygenated blood. b. Humans have an open circulatory system. c. The function of the heart is to generate pressure to make the blood flow through the circulatory system. d. The rate of blood flow varies throughout the circulatory system. e. The interstitial fluid is returned to the circulatory system through the lymphatic system.
After reaching the inner ear, the frequency of a sound primarily affects
A. the vibrational amplitude of the tectorial membrane. B. the location of the greatest basilar membrane vibration. C. the amplitude of basilar membrane vibration.
In a trait with multiple alleles, an individual carries ____________________ (how many?) alleles of
the gene. Fill in the blank(s) with the appropriate word(s).