The house fly, Musca domestica, has a haploid chromosome number of 6. How many chromatids should be present in a diploid, somatic, metaphase cell?

What will be an ideal response?


24

Biology & Microbiology

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What does the graph in the figure above tell you about the definition of a keystone species?

A) A keystone species has little interaction with other species in an environment. B) Removing a keystone species from the community drastically reduces diversity. C) Adding a keystone species to the community will make it more diverse. D) Removing a keystone species from the community will eventually allow for the invasion of a new species.

Biology & Microbiology

Root epidermal cells can passively transport ions inward from the soil because they cannot follow a

concentration gradient.

Indicate whether the statement is true or false.

Biology & Microbiology

What is the most important role of bacteria in the environment?

A) as disease-causing agents B) as fungal control C) as decomposers D) as a source of restriction enzymes

Biology & Microbiology

A segment of DNA that codes for a functional product is a(n)

A. genetic code. B. gene. C. codon. D. anticodon.

Biology & Microbiology