Short index fingers (shorter than the ring finger) are dominant in males and recessive in females,
whereas long index fingers (as long as or longer than ring fingers) are dominant in females and
recessive in males. Give the F2 genotype and phenotype resulting from the cross of a male with long
index fingers with a female with short index fingers. What will be an ideal response?
F2: 3/4 males with short fingers, 1/4 males with long fingers F2: 3/4 females with long fingers, 1/4
females with short fingers
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Viruses mutate, and some viruses have not been discovered.
Answer the following statement true (T) or false (F)
A ____ depicts the flow of carbon through an ecosystem, whereas a ____ depicts the transfer of energy
Fill in the blank with the appropriate word.
Under favorable conditions, plasmodial slime molds exist primarily as ____
a. a coordinated, multicellular mass b. individual amoeba-like cells c. individual flagellated cells
d. a single, multinucleated cellular mass e. spore-forming fruiting bodies
Which of the following floral reproductive
structures is incorrectly matched?
a. microspore-pollen grain b. egg-embryo c. ovule-seed d. ovary-fruit e. none of these structures are incorrectly matched