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Questions in biology

[Answered] Which process makes it possible for all the major organs of the body to be formed by week 10 of human development? A. growth B. fertilization C. self-renewal D. differentiation

[Answered] The correct order of the steps of skin healing is: A. collagen deposition, blood clot, scab formation, inflammation, scar B. blood clot, collagen deposition, inflammation, scab formation, scar C. blood clot and inflammation, scab formation, collagen deposition, scar D. blood clot, scab formation, scar, collagen deposition, inflammation

[Answered] How will a healthy individual's ATP production change during an eight-hour fast? A. The individual's ATP production will not change significantly. B. The individual's ATP production will decrease significantly. C. The individual's ATP production will increase significantly.

[Answered] Scientists study salamanders and their ability to regenerate lost legs and tails. What additional information is essential for scientists to understand in order to apply this ability to humans who have lost limbs? A. how quickly the body parts regenerate B. how similar salamanders are to humans C. which body parts are most often lost D. which genes control regeneration

[Answered] Which type of gene is most likely to be widely expressed in the body of someone who has a superficial scrape? A. the gene that controls the production of stem cells B. the gene that controls the production of skin cells C. the gene that controls the production of red blood cells D. the gene that controls the production of cardiac cells

[Answered] A population has 1000 individuals. Over a period of 1 year, 200 new individuals are born. Which equation shows how to calculate the birthrate of this population? A. [tex]$200 \div 1000=0.2$[/tex] B. [tex]$1000 \div 200=5$[/tex] C. [tex]$1000+200=1200$[/tex] D. [tex]$1000 \times 0.2=200$[/tex]

[Answered] The discovery of mitochondrial DNA (mtDNA) had no effect on which area of scientific investigation? A. endosymbiotic theory B. inheritance research C. forensic science D. study of cork bark

[Answered] The era that is defined by both a huge explosion in the diversity of life as well Proterozoic Mesozoic Paleozoic Cenozoic

[Answered] Scan the code to listen to the audio of the Animal Radio show. Dr. Meadow will speak about animal communication. Complete the analogies: a. If a botanist studies plants, then a zoologist... b. If an animal lives in the wild, then it is free; if an animal is confined, then it is... c. If an elephant stands still, then it has perceived a threat; if an elephant spreads its ears, then it will... d. If birds sing to mark their territory, then cats groom each other to...

[Answered] Explain why synovial joints have greater flexibility than fixed and cartilaginous joints.