Comparative genome studies show that humans and _____________________ shared a common ancestor approximately 5.4 to 6.3 million years ago
Fill in the blank(s) with correct word
chimpanzees
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Trace elements
A. include zinc, copper, and manganese. B. are required in large amounts. C. may be needed for enzyme function. D. are involved in maintaining pH in the cell. E. include zinc, copper, and manganese AND may be needed for enzyme function.
When comparing the genetic characteristics between embryonic and adult stem cells, embryonic stem cells
A. are collected from the testes and ovaries, while adult stem cells are collected from other tissues. B. are produced naturally in human development, while adult stem cells are from cloning. C. There is no real genetic difference between embryonic and adult stem cells, except how they were collected. D. can't differentiate into any specialized cells, while adult stem cells can. E. can differentiate into any specialized cells, while adult stem cells can't.
If both parents are affected, due to the presence of one copy of the dominant allele responsible for the trait being studied, what are the odds that they would have a normal child?
a. 25% b. 50%
Viruses are not cellular; they lack most of the features belonging to a cell. They are particles consisting of __________
A) a protein structure with genetic material contained inside B) naked genetic material C) genetic material surrounded by a protective carbohydrate shell D) genetic material associated with additional proteins for viral replication E) both A and D