In fungi, food materials are digested
a. within the food vacuole.
b. outside the body.
c. intracellularly.
d. by the mitochondria.
e. by the host organism
B
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Bacterial sexually transmitted diseases include all of the following except
A. gonorrhea. B. syphilis. C. chlamydia. D. herpes.
Gluten-free food options are becoming more and more common place due to the increased incidence and awareness of celiac disease in the US population. If a person with this disease eats foods containing gluten, the immune system responds by attacking and damaging or destroying his/her own villi. What digestive symptom would NOT be consistent with greatly-reduced numbers of villi?
A. abdominal bloating and pain B. chronic diarrhea C. weight loss D. peptic ulcer E. fatty stools Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you know about the function of villi? What other information is related to the question? Choose Answer · Given what you now know, what information is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
When erythrocytes are old or die, how are they removed from the blood stream?
1.The liver filters them out. 2.They break into small particles and are cleared out by the kidneys. 3.They dissolve into liquid and circulate in that form in the blood. 4.They are attacked by macrophages and removed. 5.They remain intact, dead cells and are filtered out by the kidneys.
Some enzymatic receptors and most G protein-coupled receptors transmit the signal into the cytoplasm by utilizing other substances within the cytoplasm that are referred to as:
A. second messengers. B. first messengers. C. intracellular receptors. D. genes.