An arthropod with chelicerae, pedipalps, and silk glands would be:
A. a scorpion.
B. a tick.
C. a mite.
D. a spider.
E. a barnacle
D
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In the figure above, diagram 1 represents
a. a molecule of chlorophyll. b. a phospholipid in the thylakoid membrane. c. a primary electron acceptor. d. an accessory pigment. e. a carotenoid.
Which one of the following is TRUE regarding mature human gametes?
A) produced by the process of mitosis B) contain the haploid number of chromosomes C) produced in the testes and oviducts D) are also known as primary spermatocytes and primary oocytes E) contain 46 chromosomes
In crowded Asian regions such as Hong Kong, there is not enough room for cemeteries. However, the dead can be temporarily buried and their bones can later be exhumed and stored in an ossarium, a wall made of small concrete boxes (about eight inches by eight inches by two feet long) just large enough to contain all the human bones. These dimensions are defined by the ________, which is the longest bone and the ________, which is the bone with the largest volume in the human body.
A. femur; skull B. radius; scapula C. clavicle; metatarsals D. vertebrae; pelvis E. humerus; vertebrae
The Wright–Fisher model:
a. is equivalent to the Hardy–Weinberg model for small populations. b. describes evolution in small populations under selection. c. is one type of null model. d. A and C. e. All of the above.