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
dalvyx [7]
3 years ago
9

Which characteristic do scientists first consider when classifying cells as either eukaryotic or prokaryotic?

Biology
1 answer:
Vesnalui [34]3 years ago
5 0
<span>b. a membrane-bound nucleus, which is exclusive to prokaryotic cells 

Hope this helps!</span>
You might be interested in
Which process MUST occur before mitosis and meiosis can occur?
Lera25 [3.4K]
I think it's B: DNA replication
5 0
3 years ago
Which animal kingdom is responsible for asexually reproducing?
Y_Kistochka [10]
WELL PLANTS AND MICROSCOPIC CREATURES LIKE HYDRAS REPRODUCE AXEXUALLY NOT ALL OF THEM BUT MOST OF THEM
7 0
4 years ago
Read 2 more answers
Which group of non-prokaryotic organisms studied in microbiology typically have two life cycle stages: trophozoite and cyst?
Mama L [17]

Non-prokaryotic organisms typically have two life cycle stages: trophozoite and cyst is Protozoa.

<h3>What is Protozoa?</h3>
  • Protozoa is a group of single celled, non- prokaryotic organisms.
  • These may either be free living or parasitic in nature.
  • These are heterotrophs and reproduce asexually by binary fission.
  • The Protozoa consists of many unrelated or loosely related organisms.
  • They are divided into four major groups:  Sarcodina, Flagellates, Ciliates and Sporozoans..
  • Some protozoa consist of two phases in their life cycle: proliferative stage (trophozoites) and resting stage (cysts).
  • Trophozoites consists of the proliferative stage in which the protozoa divides and reproduces.
  • The resting cyst form helps the protozoa to survive harsh environmental conditions like harmful chemicals, extreme temperature and nutrient and water deficiency.

Learn more about protrozoa here:

brainly.com/question/15427385

#SPJ1

3 0
1 year ago
Eutrophication can cause excess algae growth. Which of the following describes how nutrients contribute to eutrophication?
dusya [7]

Eutrophication of water bodies like lake, pond, shallow stretches of river, etc. is the phenomenon where excess growth of vegetation on the surface of the water takes place. This excess growth results in the clouding of the water, depletion of dissolved oxygen in water, and the death of aquatic organisms. The primary reason for the cause of eutrophication is the presence of nutrients in excess amounts in the water. The nutrients B. come from fertilizer and sewage runoff.

5 0
3 years ago
On which of the following surfaces of permanent teeth is pit and fissure caries MOST likely to occur? A. Facial surfaces of maxi
aksik [14]

Answer:

B

Explanation:

A pit is a tiny depression which is found on the surface of the tooth.

Fissures are the grooves that occur naturally on the biting surfaces of teeth.

Thus, pits and fissures are located on the lingual surfaces of the maximillary first molars because of the lingual fissures on the max molars.

4 0
4 years ago
Other questions:
  • Choose one of the factors that threatens biodiversity and suggest one way in which biodiversity can be preserved in a real-live
    7·1 answer
  • Which of the following is an example of a SYNTHESIS reaction? *
    6·1 answer
  • What is the independent variable in this experiment? A) temperature B) Number of chirps C) Number of crickets D) Location of the
    13·1 answer
  • What repeating units make up a protein
    6·1 answer
  • Glycogen is a _____ but carbonic acid, acids, and oils are not.
    14·1 answer
  • Why is atp use in cells analogous to the use of currency in society?
    7·1 answer
  • Write a list of easy starter pets for kids. (yes this is a real question I have an extracurricular class)
    11·1 answer
  • How might pandemic flu impact the functioning of society?
    6·2 answers
  • What does "DNA" stand for? Why is genetic material named that?
    12·1 answer
  • I Need Help Please!!!!
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!