In C4 plants, reactions that fix CO2 into four-carbon compounds occur in:
a. guard cells.
b. epidermal cells.
c. bundle sheath cells.
d. mesophyll cells.
e. xylem cells.
D
You might also like to view...
A cell biologist produces a karyotype of mouse somatic cells arrested in mitosis. She sees 40 chromosomes, which is completely normal for mice. Based on this information, what is the haploid number of chromosomes for mice?
A. 10 B. 20 C. 40 D. 80 E. It cannot be determined from the information provided Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you know about diploid cells? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach 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?
The diaphragm is a sheet-like skeletal muscle that separates the
(a) thoracic and pleural cavities. (b) thoracic and pericardial cavities. (c) thoracic and abdominopelvic cavities. (d) pleural and pericardial cavities.
Which of the following catalyzes the process of transcription?
a. RNA polymerase b. DNA polymerase c. ligase d. gyrase e. ribosomes
Male Drosophila melanogaster accessory gland proteins increase egg production in fe-males. Why does this function represent a case of sexual conflict?
a. It doesn't because increased egg production will also increase a female's fitness. b. It reduces female longevity and the chance of a female to mate with other males. c. It effectively changes the mating system toward a form that is more favora-ble to males. d. It reduces the fertility of female eggs. e. B and C.