A graphic illustration of the relationships between species is called a phylogenetic tree
Indicate whether the statement is true or false
TRUE
You might also like to view...
If two genes are on the same chromosome,
a. crossing over occurs frequently. b. they assort independently. c. they are in the same linkage group. d. they are segregated during meiosis. e. an inversion will usually occur.
On the Galápagos Islands, the amazing tool-using "woodpecker finch" can modify twigs to pry out grubs. Because there are no true woodpeckers on the Galápagos Islands, this behavior allows this finch to exploit an untapped food source. However, not all members of this species exhibit this behavior, which is probably learned from watching other finches. Therefore,
A. there must be a great advantage to reaching this food source for this learned behavior to be repeated by most descendants of each generation. B. young chicks isolated at hatching will not know how to do this. C. it is probably not "hardwired" in the brain as a behavior passed on genetically. D. All of the choices are correct.
Explain the mechanisms required for a Venus flytrap to close its trap when stimulated by an insect.
What will be an ideal response?
Which of the following correctly matches the vessel to the oxygen status of the blood that it contains?
A. Endometrial Vein - Low O2 B. Intervillous Space - No O2 C. Spiral Artery - Low O2 D. Umbilical Artery - High O2 E. Umbilical Vein - Low O2