1 It usually contains only one type of producer.
2 It usually contains a great diversity of species.
3 It contains simple food chains that have more consumers than producers.
<span>4 It contains complex food webs that have more heterotrophs than autotrophs.</span>
They can look at previous data and compare it to current data of the climate, from there they can estimate climate change. Example: in 1977on july 23rd the temperature was 28°C. on july 23rd 2017 the temperature was 32°C. the temperature in 40 years the temperature changed by 4°C
Answer:
1. The bottom graph matches this statement, because it shows a drastic decrease in population.
2. The top graph matches this statement, because it shows most of the population surviving for quite some time.
3. The second graph matches this statement, because it shows a drastic increase in population.
4. This would be the third graph, because it shows a dramatic increase then a stabilization.
Answer:
The answer is the flexibility of DNA.
Explanation:
The flexibility os DNA is what allows transcription factors at distant binding sites to do their job. The DNA loops like cooked spaghetti to bring far-off binding sites and transcription factors close to general transcription factor or mediator proteins.