Biology, 26.12.2019 17:31 ofcitsnijah
The mass extinctions that occurred 250 million years ago and 65 million years ago may have been due to gradual process or
Answers: 3
Another question on Biology
Biology, 22.06.2019 07:00
What was the purpose of mendel's experiments with dihybrid crosses? a. to determine if dna was a transforming factor b. to determine if traits could be recessive c. to determine if traits affected each other d. to determine if traits had more than one allele
Answers: 3
Biology, 22.06.2019 08:30
Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.
Answers: 1
Biology, 22.06.2019 13:00
How do you think earths interior affects what is happening on the surface? 2. how do fossils support the continental drift hypothesis? 3. how does sea- floor spreading support the hypothesis of continental drift? 4.what do scientists observe when they studied the magnetic fields of rocks on the sides of mid-ocean ridges? 5. what is a tectonic plate ? 6. explain mantle convection 7.how can movements of the continents affect earths climate? 8. what occurs during drifting?
Answers: 3
You know the right answer?
The mass extinctions that occurred 250 million years ago and 65 million years ago may have been due...
Questions
Mathematics, 03.07.2019 12:00
History, 03.07.2019 12:00
Mathematics, 03.07.2019 12:00
Mathematics, 03.07.2019 12:00
Biology, 03.07.2019 12:00
Biology, 03.07.2019 12:00
History, 03.07.2019 12:00
Mathematics, 03.07.2019 12:00
Mathematics, 03.07.2019 12:00
World Languages, 03.07.2019 12:00
