Answer the following questions true (T) or false (F)
1. Transport proteins are integral plasma membrane proteins.
2. Some integral proteins can span the entire phospholipid bilayer.
3. The functioning of the immune system depends on recognition proteins.
1. TRUE
2. TRUE
3. TRUE
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A mosquito carrying the malaria parasite (P. falciparum) bites a woman's arm. What structures must the mouth parts of the mosquito pass through to introduce the parasite into the woman's bloodstream? Select all correct choices
A. portions of the epidermis B. keratin-covered cells C. portions of the dermis D. connective tissue
Which type of plant would be the most nutritionally valuable to a human?
A) a plant that has no ground tissue B) a plant with 10% ground tissue and 90% vascular tissue C) a plant with minimal reproductive organs D) a plant with 90% ground tissue and 10% vascular tissue
Metastatic tumors:a
are examples of neoplasms. b. contain cells tightly controlled by the cell cycle. c. contain nondividing cells. d. are caused by the normal expression of homeotic genes. e. are localized in one part of the body.
Germ cell mutations ________
A) are of no consequence to the next generation B) are the cause of testicular cancer C) are only seen in females D) affect somatic cell function in the current generation E) are usually found in every cell of the next generation