Which of the following is not a somatic cell?
1.liver
2.skin
3.bone
4.blood
5.sperm
5
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The quaint northern resort town of Ejemplo Lago, known for its ice fishing and maple syrup production, has experienced an unusually hot summer, followed by a temperate fall. By December 1, the eponymous lake has still not frozen over; in fact, the temperature has not fallen below 4°C. Other than being forced to cancel the annual Fish and Flapjacks Charity Breakfast, what other effects can the residents of Ejemplo Lago expect?
a. a reduction in subsurface algal growth b. increase in spring lakeside plant growth c. an overall reduction in biodiversity d. a significant reduction of migratory birds
Which of the following traits are found in both fungi and animals?
A. saprotrophs & contain cell walls of chitin B. heterotrophic & absorb food C. heterotrophic & consume preformed organic matter D. saprotrophs & contain cell walls of cellulose E. multicellular & saprotrophs
The 12.011 in the diagram for Carbon specifies:
a. The number of protons in Carbon b. The number of neutrons in Carbon c. The number of electrons in Carbon d. The atomic number of Carbon e. The atomic mass of Carbon
The "one-gene, one-enzyme" hypothesis concluded that
A) only certain genes function in cells. B) enzymes regulate gene activity. C) DNA is transcribed into RNA, which is translated into protein. D) specific enzymes give rise to specific genes. E) each allele codes for a single type of protein.