E:
Scientists think the earth is approximately how old?
2 billion years
3 billion...
Answers: 3
Biology, 21.06.2019 16:30, interndon
__1__ is a climate cycle where the temperature of the __2__ ocean changes because of movements of air and ocean currents. during this period, the trade winds in the south __3__ , causing the __4__ water to move from the __5__ region to the __6__ region. 1) el nino or the monsoon 2) atlantic, indian, or pacific 3) reverse, strengthen, or weaken 4) cold or warm 5) eastern or western 6) eastern or western
Answers: 3
Biology, 21.06.2019 19:40, TimaGarcia
What feature of cell theory is best demonstrated in the image
Answers: 1
Biology, 22.06.2019 05:20, bear342
Use this dichotomous key for insect identification to identify the insect shown. 1. a. insect has one pair of wings. order diptera b. insect has two pairs of wings. go to #2 2. a. front wings thicker in texture than hind wings go to #3. b. front and hind wings are same texture throughout. go to #4 3. a. front wings are short order dermaptera b. front wings cover entire abdomen order coleoptera 4. a. wings with scale on all parts of their area. order lepidoptera b. wings without scales go to #5. 5. a. hind wings smaller than front wings. order ephemeroptera b. front and hind wings nearly equal in size. order odonata the insect pictured is in the order diptera. ephemeroptera. coleoptera. odonata.
Answers: 3
Biology, 22.06.2019 10:00, memphissmith5779
14. which of the following codons code for threonine? a. ucg b. ugu c. cga d. aca
Answers: 2
English, 24.11.2020 15:30
Mathematics, 24.11.2020 15:30
Mathematics, 24.11.2020 15:30
Mathematics, 24.11.2020 15:40