Your teacher gives you a task in science class. You must decide which of the five samples you are given are alive or were once alive.
One specimen is a crusty gray-green object. What is the BEST clue you could use to decide: living thing or not a living thing?
A)
Does it move?
B)
Does it have DNA?
Is it made of cells?
D)
Can it make its own food?
Answers: 1
Another question on Biology
Biology, 21.06.2019 17:50
Which best describes red blood cells? a. they are colorless b. they protect against disease-carrying microorganisms c. they transport oxygen throughout the body d. they aid in blood clotting
Answers: 1
Biology, 22.06.2019 03:00
What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.
Answers: 2
Biology, 22.06.2019 03:50
What did not occur in the proterozoic eon a)the oxygen levels increase greatly in the atmosphere,b)the emergence of the eukarya , c)muti cella’s eukaryotic organisms began to diversify,d)anaerobic bacteria kept thriving with more oxygen
Answers: 1
You know the right answer?
Your teacher gives you a task in science class. You must decide which of the five samples you are gi...
Questions
Mathematics, 05.07.2019 16:30
Mathematics, 05.07.2019 16:30
Mathematics, 05.07.2019 16:30
History, 05.07.2019 16:30
Mathematics, 05.07.2019 16:30
English, 05.07.2019 16:30
Mathematics, 05.07.2019 16:30
Health, 05.07.2019 16:30
Mathematics, 05.07.2019 16:30
Mathematics, 05.07.2019 16:30
Biology, 05.07.2019 16:30
Mathematics, 05.07.2019 16:30
Mathematics, 05.07.2019 16:30
Mathematics, 05.07.2019 16:30
Mathematics, 05.07.2019 16:30
