A 1:1 phenotypic ratio is expected from a monohybrid cross involving a heterozygote with a homozygous recessive organism
Indicate whether the statement is true or false
TRUE
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Sodium concentrations are higher outside and glucose concentrations are higher inside the cell. Using the same membrane protein for Na+ and glucose transport, what is it called when a Na+ electrochemical gradient is used to drive glucose transport into the cell against its concentration gradient?
A. primary active transport B. secondary active transport C. primary facilitated diffusion D. secondary facilitated diffusion E. passive diffusion
What has been the general trend of the world's catch usage? a. Increased fishmeal production
b. Decreased fishmeal production. c. Increased human consumption. d. None of these choices.
Emphysema causes or contributes to the deaths of
about__________ thousand people per year the United States. a. 2 b. 4 c. 8 d. 16 e. 100
Which of the following is TRUE regarding lymph nodes?
A) They are located only in the digestive tract and neck. B) They remove microorganisms and abnormal cells from the lymph and return them to blood circulation. C) Macrophages but not lymphocytes can be found within lymph nodes. D) They filter lymph fluid, trapping microorganisms and abnormal cells. E) Lymph flows from the lymph vessels to the urinary system.