The presence of human genes in crop plants and farm animals is an ongoing advancement in scientific engineering. The main techniques used to achieve this include (select all that apply)A) the isolation and insertion of genes for antibodies into plants by bacterial hosts.B) vector transfer of foreign DNA from one organism to another.C) injection of DNA directly into animals which is then spliced into their genome by DNA endonuclease.D) transcriptase and proteins are added to organisms inserting the cDNA into different organisms.
What will be an ideal response?
A, B
Biology & Microbiology
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Which of the following is a way that protein function can be modified AFTER translation?
A) protein cleavage B) transcription regulation C) gene duplication D) exon shuffling E) gene rearrangement
Biology & Microbiology
The main photosynthetic area of a leaf is
a. mesophyll. b. cortex. c. phloem. d. epidermis. e. all of these
Biology & Microbiology
An organism that is made up of a fungus and an associated green alga or cyanobacterium is known as a
a. sac fungus. b. lichen. c. mycorrhizal root. d. club fungus.
Biology & Microbiology
DNA microarrays (DNA chips) are used to ____
A. cut DNA molecules at specific sites B. clone DNA C. test an individual for a specific genetic disease D. screen an individual's entire genome E. produce human embryos in a laboratory dish
Biology & Microbiology