Cells of the immune system are not found in which of the following tissues in the gastrointestinal tract?
A. Peyer's patches
B. Tonsils and adenoids
C. Appendix
D. Tooth enamel
Answer: D
You might also like to view...
Answer the following statements true (T) or false (F)
1. Parasitic relationships are typically loose associations between two species. 2. Character displacement is driven by competition. 3. Resource partitioning occurs between allopatric species. 4. Herbivory by rabbits on a grass species has an overall beneficial effect on the grass.
Which statement correctly describes horizontal gene transfer?
a. Conjugation, transformation and transduction are all forms of horizontal gene transfer. b. Conjugation and transformation are forms of horizontal gene transfer, but transduction is a form of vertical gene transfer. c. Eukaryote-eukaryote transfers of nuclear genes are most common. d. Prokaryote-eukaryote transfers of nuclear genes are most common. e. Partial diploids always result from horizontal gene transfer.
Linked genes do not follow the typical patterns of inheritance
a. true b. false
You enjoy a lot of salt on your food. One of the long-term effects will be an increase in blood volume
The increase in blood volume will eventually result in all of the following except:a. an increase in cardiac output. b. an increase in blood pressure. c. an increase in stroke volume. d. an increase in the force of contraction of the heart. e. an increase in body temperature.