Photoheterotrophs use carbon dioxide as their sole carbon source.
Answer the following statement true (T) or false (F)
False
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____________________ secrete products such as sweat or digestive enzymes through ducts. Fill in the blank(s) with the appropriate word(s)
Suppose you perform a Gram stain of a mixed culture of Gram-positive and Gram-negative cells, and afterwards you realize that you omitted the iodine step. What would you expect to see if you observed the slide under the microscope?
a. colourless Gram-positive and pink Gram-negative cells b. purple Gram-positive and pink Gram-negative cells c. pink Gram-positive and pink Gram-negative cells d. colourless Gram-positive and colourless Gram-negative cells
An XXX female would most likely result from nondisjunction in
A) the mother during egg formation. B) the father during sperm formation. C) in both the mother and father during gamete formation. D) the fertilized egg. E) neither the mother nor the father.
The bones that make up the digits of the hands or feet are known as the ________
A) phalanges B) carpals C) tarsals D) metatarsals