When comparing cell shapes, the presence of which observable structure in plants provided the structural support?
What will be an ideal response?
cell wall
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Which of the following are abiotic interactions in an ecosystem?
A. competition and competitive exclusion B. mutualism and parasitism C. herbivory and predation D. None of the answers are abiotic interactions. E. All answers of the answers are abiotic interactions.
The ________ connects the kidney to the bladder
A) collecting duct B) renal capsule C) urethra D) ureter E) fallopian tube
You breed a black, long-haired rabbit with a white, short-haired rabbit. All of the offspring have long, black hair. If the genes for hair color and length are closely linked on the same chromosome, what would you expect to see in the F2 generation?
A. 3 black, long-haired: 9 black, short-haired: 9 white, long-haired: 1 white, short-haired B. 9 black, long-haired: 3 black, short-haired: 3 white, long-haired: 1 white, short-haired C. 3 black, long-haired: 1 white, short-haired D. 15 black, long-haired: 1 black, short-haired: 1 white, long-haired: 5 white, short-haired E. all long-haired black
Critics of GM foods often cite the ________ as reason to be skeptical of the safety of GM foods
A) the in depth testing of DNA that makes it through the food refinement process B) fact that most GM foods are not directly consumed by humans C) vast number of studies conducted on the consumption of GM foods D) the extreme governmental oversight of GM food production