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
eimsori [14]
3 years ago
15

Viruses are not considered living because they ________.

Biology
1 answer:
Jobisdone [24]3 years ago
3 0

Answer:

viruses are not made of cells , lack cell nuclei

Explanation:

Viruses are composed of nucleic acid (DNA or RNA) and protein. Viruses have ability to reproduce or replicate using energy of the host as they cannot produce energy. They do not made of cells. Thus, they lack nuclei.  Based on these features, viruses are considered as connecting link between livings and non-livings.

You might be interested in
a. A breakdown of U.S. household garbage reveals the largest amount percentage-wise is paper and paperboard. b. In U.S. househol
Alex17521 [72]

Answer:

c. The founder of the modern environmental movement and author of Silent Spring is Rachel Carson

d. Deciduous trees such as most pines do not lose their leaves/foliage in winter.

Explanation:

Yes, Rachel Carson is the founder of the modern environmental movement as well as author of Silent Spring. She was an American marine biologist, author, and conservationist which started the modern environmental movement in order to save the environment form pollution. Yes, the Deciduous trees such as most pines do not lose their leaves/foliage in winter, they only lose those leaves that are too old. They are considered as evergreen plants.

8 0
2 years ago
What is a constructive relationship​
trasher [3.6K]

Answer:

A constructive relationship is a relationship characterized by flexibility of role, mutual concern for members needs, as well as other factors. So in a constructive relationship, the people involved are concerned with one another's needs. It's not just self-centered, the person's own needs.

7 0
2 years ago
Most fertilizers contain ammonia. Ammonia (NH3) forms when hydrogen reacts with nitrogen. Which balanced equation represents amm
Lana71 [14]
<span>The balanced equation for ammonia (NH3) is 3H2 + N2 ď 2NH3. This equation starts from H2 + N2 ď NH3. We have 1 N and 3 H on the right side (the product side) of the equation, so we multiply each by 2 to get 2 N and 6 H. We do this so that we don’t have an odd number of H atoms. We then balance the left side (the reactant side) of the equation with the right side, N is already balanced, but we have to multiply H by 3 to get 6 H atoms (to match the right side of the equation.</span>
6 0
2 years ago
Sympathetic nervous system vs parasympathetic nervous system
AveGali [126]

Answer:

Differences between Sympathetic and Parasympathetic

1. Anatomical: The location of preganglionic neurons of the autonomic ganglia and the extension of preganglionic and postganglionic fibers are different in these two systems;

2. Pharmacological: In the Sympathetic system we have the presence of Cholinergic fibers (Ach) and in the Parasympathetic system we have the presence of Noradrenergic fibers (NE);  

3. Physiological: They act antagonistically, they rarely work harmoniously synergistically in coordinating visceral activity (balance)

7 0
3 years ago
What are 5 differences between prokaryotic and eukaryotic cells?
e-lub [12.9K]

Answer:

Go to science.org and type your question up, they have plenty of diagrams and i used it to ace all of my bio quizzes.

Explanation:

Hope this helps! Have a great day!

6 0
2 years ago
Other questions:
  • Which of the following are functions of lipids? Choose three correct answers
    15·1 answer
  • A prokaryote is most likely to use which of the following modes of metabolism to release energy if it is in an environment witho
    11·2 answers
  • Nearly all fossils occur in what kind of rocks?
    13·1 answer
  • Projection maps of earth are made in a variety of ways , such as the Robinson’s projection , Mercator projection, and conic proj
    15·1 answer
  • Match the following terms and definitions. 1. two or more units are added together to form a new compound decomposition reaction
    9·2 answers
  • A pedigree is not helpful to a counselor in predicting the probability of a recessive gene being present and the chances for an
    11·1 answer
  • Which of the following is the function of proteins?
    8·2 answers
  • Explain how a genetic map (in map units) is related to actual physical distance (in base pairs of DNA).
    12·1 answer
  • DNA is copied into chromosomes in a cells
    11·1 answer
  • What did Gregor Mendel do to study different characteristics in his genetics experiments?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!