Which process results in the development of progeny from an unfertilized gamete?
a. budding
b. fragmentation
c. fission
d. parthenogenesis
d. parthenogenesis
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During dynamic equilibrium the brain is taking into account all of the following pieces of information except ________
a. both body position and motion in space b. motion in space c. body position d. rotation of the head e. angular movement of the head
How does inflammation begin?
a. Phagocytic white blood cells migrate to the site. b. A fever starts. c. Capillaries become leaky. d. Arterioles dilate. e. A white blood cell (e.g., mast cell) degranulates.
The cells that line your small intestine absorb nutrients. Their cell membranes consist of many extensions and folds that project into the open space of the intestine. Why is this cell structure advantageous in the small intestine?
What will be an ideal response?
Among plants known as legumes (beans, peas, alfalfa, clover, for example) the seeds are contained in a fruit that is itself called a legume, better known as a pod
Upon opening such pods, it is commonly observed that some ovules have become mature seeds, whereas other ovules have not. Thus, which of the following statements is (are) true? 1. The flowers that gave rise to such pods were not pollinated. 2. Pollen tubes did not enter all of the ovules in such pods. 3. There was apparently not enough endosperm to distribute to all of the ovules in such pods. 4. The ovules that failed to develop into seeds were derived from sterile floral parts. 5. Fruit can develop, even if all ovules within have not been fertilized. A) 1 only B) 1 and 5 C) 2 and 5 D) 3 and 5