Biology, 27.09.2020 01:01 slawson4328
A student collects several plants and pebbles from a riverbank, places them in an aquarium, and records observations for 15 days. The sizes of the plants increase, while the sizes of the pebbles remain the same. The student classifies the pebbles as nonliving things. Which criteria does the student use as the basis for the classification? A ability to grow B ability to move C ability to reproduce D ability to respond to stimuli
Answers: 1
Biology, 22.06.2019 05:30
Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim
Answers: 1
Biology, 22.06.2019 10:30
Ras is a g-protein that is activated when a growth factor attaches to egfr. its activation results in the replacement of a gdp molecule with a gtp molecule, thus allowing a signal transduction pathway to be activated. considering the signal pathway illustrated on this page, what is one potential outcome of a mutation in the ras gene that leads to ras protein hyperactivity. be specific.
Answers: 3
Biology, 22.06.2019 10:30
Jason, a dog breeder, decides to mate a poodle with a golden labrador retriever. he wants to get puppies with the curly hair of the poodle and the color of the labrador. what concept is shown in this example? question 6 options: artificial selection adaptation evolution natural selection
Answers: 1
Biology, 22.06.2019 20:00
Are humans interfering with or a part of evolution happening today? find examples of evolution seen in recent history that could be caused by human activity.
Answers: 2
A student collects several plants and pebbles from a riverbank, places them in an aquarium, and reco...
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