All of the following are true regarding transgenic animals EXCEPT
A. the process has created mice that have a phenotype similar to that of a person with cystic fibrosis.
B. foreign genes are micro-injected into eggs, fertilized in vitro, and the zygotes are placed in host females to develop.
C. the product desired by the transgenic procedure may be secreted in the milk of female offspring.
D. the process has been used to develop organisms that are partially animal and partially plant.
Answer: D
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Which statement exemplifies the biological pump concept?
A) Autotrophs bring in light photons to synthesize ATP. B) Bacteria oxidize Fe2+ into Fe3+, and Archaea reduce Fe3+ back into Fe2+. C) Calcium ions are brought into cells while toxic physiological byproducts are released. D) Primary producers sink to the deep ocean, which provides deep ocean organisms with nutrients when the primary producers die.
Long, slender, helically curved, gram-negative bacilli with hooked ends are identified as belonging to which species?
a. Treponema b. Leptospira c. Borrelia d. Coxiella
A mutant soybean plant that is unable to produce leghemoglobin will most likely suffer from ____ deficiency
a. phosphorus b. magnesium c. potassium d. oxygen e. nitrogen
Provide one example of an agricultural application of biotechnology
What will be an ideal response?