Many things we use every day come from natural chemical substances that are usually made of one or more elements. these are called a. ores b. atoms c. minerals d. metalloids

What are the types of mutations, and how does each alter the encoded protein? college level answer

“in 1492 columbus sailed the ocean blue” is an example of: a)explicit memory b) procedural memory c) semantic memory d)episodic memory

Which of the following factors would not contribute to allopatric speciation? a) a population becomes geographically isolated from the parent population.b) the separated population is small, and genetic drift occurs.c) the isolated population is exposed to different selection pressures than the ancestral population.d) different mutations begin to distinguish the gene pools of the separated populations.e) gene flow between the two populations is extensive.