The theory of genetics was initially developed by studying ____
a. giraffes
b. peas
c. humans
d. mice
e. cyanobacteria
b
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On the figure of an ecosystem, choose which of the components in the figure are categorized as abiotic
What will be an ideal response
Every winter morning when the sun is shining bright, a man pulls back the drapes on a large south-facing window. Here in Montana, he knows that he can help heat his home this way using
A) conductive solar heating. B) active solar heating. C) radioactive solar heating. D) passive solar heating.
Limestone is most similar to the mineral ________
A) quartz B) gypsum C) halite D) calcite
Who sailed from Europe around the tip of Africa to India and established a new trade route?
A) Giovanni Caboto B) Ferdinand Magellan C) Juan Sebastian del Caño D) Vasco Nunez de Balboa E) Vasco da Gama