The first animals to move onto land were ________
Fill in the blank(s) with correct word
arthropods
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Two of the Domains in the 3 Domain system of classification are considered one Kingdom in the 5 Kingdom system, that is the Kingdom ___________.
Fill in the blank(s) with the appropriate word(s).
This organism is often associated with infections in patients with leukemia or lymphoma, as well as preterm infants:
a. S. multivorum b. C. indologenes c. E. meningoseptica d. Bergevella zoohelicum
In the process of in vitro fertilization, after a cell has been removed from an embryo for preimplantation genetic diagnosis, the embryo
A. will continue to produce new cells through meiosis. B. will then be placed in a cloning chamber. C. cannot develop into a fetus or baby. D. will continue to grow and develop. E. will be used for gene therapy on parents or siblings.
A cross is made between yeast cells with different alleles for a set of linked genes: pr+q × p+rq+. The resulting tetrads show a 3:1 ratio for r+ to r instead of the expected 2:2 ratio. Can you explain how this could have occurred?
What will be an ideal response?