Mammalian appendages with similar bone structures can be used for flying, swimming, running, or grasping. These are examples of ________ structures
Fill in the blank(s) with correct word
homologous
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Answer the following statements true (T) or false (F)
1. The small intestine releases the hormone secretin in response to acid. 2. Fats packaged in chylomicrons pass directly from epithelial cells to the bloodstream. 3. In the stomach, proteins are cleaved into amino acids by aminopeptidases. 4. A person whose ancestors were cattle herders is more likely to express the lactase gene as an adult.
One way to study the human genome is to
A) determine the twisting patterns of the two sides of the double helix. B) determine the sequence of sugars and phosphates. C) determine the DNA sequence. D) conduct a phenotype-wide association study.
Four of the five answers listed below are haploid cells. Select the exception
a. zygote b. spore c. egg d. sperm e. gamete
How many protons does a neutral carbon atom contain?
a. 2 b. 4 c. 6 d. 8