1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
otez555 [7]
3 years ago
11

QUESTION PROKARYOTES EUKARYOTES VIRUSES Does it have a nucleus? Does it have membrane-bound organelles? Does it have a cell memb

rane? Does it have DNA? Is it small, smallest or biggest in size of the three? Imagine in the future that you are an astrobiologist (astrobiologists are scientists who look for life in space) on a mission to another planet. You have discovered something that may or may not be alive, may or may not be prokaryotic or eukaryotic. What information could you gather and analyze about its structure to determine the answer? How can you justify (support) your answer?
Biology
1 answer:
Citrus2011 [14]3 years ago
7 0

Answer:

the prokaryotic virus does not have a nucleus (????) but I do think it has a membrane bound organelle. cant answer the rest. Hope this helps!!!

Explanation:

I did it in biology but the teacher was a bit of a bad teacher.

You might be interested in
1 Pterodactyl (reptile)
goldfiish [28.3K]

Answer:

Analogous structures are structures which serve similar function in different organisms and evolved independently in two living organisms while homologous structures are the structures which are similar in related orgnanism due to inheritance.

The wings of Pterodactyl, bats and birds are conisdered as analogous structure. <u>they are similar in structure and same in function and evolved independently in the two groups of animals.</u>

Bones in  forelimbs of pterodactyl, bats and birds are  considered homologous  structures as <u>they inherited the pattern from a common ancestor and have different functions.</u>

5 0
3 years ago
Which was the original source of atmospheric oxygen? Question 4 options: autotrophs cooling of Earth’s crust formation of the oc
Nuetrik [128]

Answer:

The answer is autotrophs

Explanation:

During the early days of the Earths life there was no oxygen but there was plenty of CO2 which the autotrophs took and used as food while discarding the excess which was the oxygen.

5 0
3 years ago
Coal is a fossil fuel that is used to produce electricity. Which of these statements best describes a cost of coal mining on the
Nastasia [14]

Answer:

It's groundwater becomes contaminated.

Explanation:

More than 94% of the coal ash ponds in the United States are unlined. Almost all of them are contaminating groundwater with toxins above levels that the U.S. Environmental Protection Agency deems safe for drinking water.

sorry if it dosn't help i had a bad day ;-;

6 0
2 years ago
How could you stop a mixture of sugar, water, and yeast fermenting?​
lilavasa [31]
Keep it in an aerobic environment, meaning that there should be oxygen present. Fermentation is anaerobic, hence aerobic conditions will prevent fermentation from occurring.
6 0
3 years ago
Scientists are looking to determine the primary productivity of a lake by analyzing its oxygen net primary productivity. How are
inessss [21]

Answer:

Just took this - it is: by observing cellular respiration under the absence of light.

Explanation:

8 0
3 years ago
Other questions:
  • Courtney was on the track team and wanted to test the effects of her diet on her race times. She decided to test high carbohydra
    15·2 answers
  • What is active transport?
    8·1 answer
  • The term “autotroph” is almost synonymous with:
    11·1 answer
  • What happens when a person who is allergic to ragweed encounters ragweed?
    11·1 answer
  • What is the main role of the plant vacuole?
    12·1 answer
  • Igneous rocks turn into sediments through the process of ______.
    7·1 answer
  • A piece of DNA with instructions for one trait..?
    10·2 answers
  • Owls and hawks eat the same thing. That relationship is called?
    8·2 answers
  • PLEASE HURRY!!!!
    6·1 answer
  • Compare photosynthesis in bacterial and cyanobacteria​
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!