The cardiovascular and lymphatic systems have no normal biota.
Answer the following statement true (T) or false (F)
True
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If there is only random mating in a population and no other selection pressures acting on the population, the expected outcome will be that _________
a) allelic frequencies will remain the same but the genotype distribution will change. b) genotypic frequencies will remain the same but the allelic frequencies will change. c) both the genotypic and allelic frequencies will change. d) both the genotypic and allelic frequencies will stay the same. e) No prediction about genotypic and allelic frequencies can be made from one generation to the next
The highest blood pressure that is reached during the contraction phase of the heart cycle is:
What will be an ideal response?
The inability of a man to produce LH would result in
A. the inability of Leydig cells to produce testosterone. B. the inability of the pituitary to produce FSH. C. the loss of positive feedback control on GnRH release. D. the degeneration of the male reproductive tract. E. feminization of the testes.
Which of the following was not an adaptation for animals to live on land?
a. internal fertilization b. egg shell c. embryo development within the female d. external respiratory surfaces e. skeletal system and muscles