Which parts on the phylogenetic tree represent points in evolution where researchers believe ancestors diverged?
a. leaves
b. nodes
c. branches
d. stems
b. nodes
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Growth of yeasts and molds will be favored in more acidic foods.
Answer the following statement true (T) or false (F)
Which of the following is not true about pandas? a. There are only about 100,000 pandas left in the wild
b. They feed mainly on bamboo plants. c. They are an endemic species. d. They are an endangered species.
The first air-breathing land animals were:a
vertebrates. b. amphibians. c. snails. d. reptiles. e. arthropods.
Achondroplasia Achondroplasia is an autosomal dominant disorder. A newly wedded couple finds after genetic screening that they are both heterozygous for alleles responsible for that genetic disorder. Use this information to answer the following question(s). In the example above, what is the couple's chance to have a heterozygous child?