subject
Biology, 24.08.2019 11:00 LouieHBK

Amass extinction at the end of the period ended the age of the dinosaurs. a. quaternary b. cretaceous c. jurassic . d. permian

ansver
Answers: 1

Another question on Biology

question
Biology, 21.06.2019 19:00
What do scientists need to look at before developing an argument
Answers: 1
question
Biology, 22.06.2019 04:00
Aperson is outside exercising. body temperature begins to rise, and the person starts to sweat. their body temperature then returns to normal, and the body stops sweating. a positive b negative c allosteric d homeopathic
Answers: 1
question
Biology, 22.06.2019 05:20
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
question
Biology, 22.06.2019 10:00
Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins
Answers: 2
You know the right answer?
Amass extinction at the end of the period ended the age of the dinosaurs. a. quaternary b. cretaceo...
Questions
question
Mathematics, 07.01.2021 22:10
question
History, 07.01.2021 22:10
question
Mathematics, 07.01.2021 22:10
question
Mathematics, 07.01.2021 22:10
question
Mathematics, 07.01.2021 22:10
question
History, 07.01.2021 22:10
question
History, 07.01.2021 22:10