Biology, 08.07.2019 05:00 theweave2776
Which phrases describe radioactive elements? check all that apply. occur in nature decay at a constant rate have a consistent number of particles have a half-life that determines their rate of decay release energy and particles to maintain radioactivity
Answers: 1
Biology, 22.06.2019 19:00
What’s a example of extrusive rock that cooled to quickly for grains to form
Answers: 1
Biology, 23.06.2019 01:00
As noted in the illustration, homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?
Answers: 3
Biology, 23.06.2019 01:10
Apopulation of bears has genetic diversity. some of the bears have an allele that gives them thicker fur. due to climate change, the winters have gotten colder in their habitat. now the bears with thicker fur are becoming more common in the population. a.) which type of bear is selected for in the coldest ecosystem? b.) what must be the other allele for the type of fur, and what term would you use to describe the fact that the allele is becoming less common in the colder climate? c.) describe the change in the bear population in terms of changing allele frequencies and phenotypes d.) is this an example of natural selection
Answers: 2
Which phrases describe radioactive elements? check all that apply. occur in nature decay at a const...
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