Bacteria requiring very specific growth factors to survive are classified as __________ bacteria
Fill in the blank(s) with the appropriate word(s).
bacteria requiring very specific growth factors to survive are classified as __________ bacteria
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Digger wasps orient using
A. pheromones. B. sight. C. solar bands. D. smell. E. pheromones and solar bands.
Linnaeus and other early scientists classified organisms based on visible traits. Today, scientists generally use cladograms based on DNA and other evolutionary evidence to classify organisms. Why have most scientists changed their method of classification?
a) DNA evidence supports the idea that species that look similar are always more closely related than species that do not b) cladograms are relatively small and the information in them is easy to manage c) cladograms can compare more animals at one time than traditional classification methods d) DNA evidence often shows that species that share characteristics but look different can be more closely related than species that look alike
In humans, the type A and type B blood alleles are codominant to each other and both are completely dominant over the type O blood allele.
a. true b. false
An element required by bacteria specifically for the synthesis of both amino acids and nucleic acids
What will be an ideal response?