Animal pollinators are attracted to plants by

a. a pleasing aroma.
b. the appearance of flowers.
c. nectar.
d. all of these


D

Biology & Microbiology

You might also like to view...

A cougar investing more time hunting a mountain goat than a jackrabbit is an example of ____

a. a specialist species b. a generalist species

c. optimal foraging theory d. predation e. high prey density

Biology & Microbiology

An ecological equivalent is a group that has evolved dependently in the same habitat and displays different adaptations

Indicate whether the statement is true or false

Biology & Microbiology

The following are steps in using SSU rRNA molecules to develop phylogenetic trees. Place these steps in the correct order. _____ Count the number of nucleotide differences between each pair of sequences and calculate the evolutionary distance._____ Input data into computer and use appropriate software to construct a phylogenetic tree._____ Align nucleotide sequences to compare._____ Isolate DNA from cells of each organism being tested._____ Amplify the DNA of the SSU rRNA genes of each organism using polymerase chain reaction._____ Determine the nucleotide sequence of the SSU rRNA genes of each organism.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

In prophase, ribosomal RNA synthesis stops when the chromosomes condense, and as a result:

A. the chromosomes line up at the equator of the cell. B. the nuclear envelope reforms. C. the nucleolus disappears. D. the chromosomes lengthen.

Biology & Microbiology