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
m_a_m_a [10]
3 years ago
13

13)

Biology
1 answer:
vesna_86 [32]3 years ago
3 0
The base of the ecological pyramid is producers
You might be interested in
Can Tatar come off your teeth?
RoseWind [281]

Answer:

Once tartar has formed, only a dental professional will be able to remove it from your teeth. So, visit your dentist every 6 months to remove any plaque and tartar that might have formed and to prevent further problems.

Explanation:

3 0
2 years ago
Read 2 more answers
The elements potassium (K) and chlorine (CI) can form an ionic bond. Which of the following
musickatia [10]

Answer:

As chlorine has 7 valence electrons, it tends to form bonds to gain one electron (to get a full valence shell of 8).On the other hand, potassium has one valence electron, so it tends to lose this electron to other atoms (and

become a cation)

8 0
3 years ago
Groundwater helps to replenish our freshwater lakes and rivers. In two or more complete sentences, describe a source of contamin
Viefleur [7K]

The agriculture is one of the biggest contaminators of the groundwater. The contamination happens through the usage of chemicals in the agriculture for protection of the plants, or to encourage their growth. Part of those chemicals mange to wash through the soil and reach the groundwater. The majority of the groundwater is connected with the lakes and the rivers, thus the chemicals reach those waters as well. This makes these waters unusable for the humans because they are becoming toxic. The end result would be much less freshwater for usage, be it fro drinking, or for housework, as it can cause serious damage and even death if used, so a shortage of water would be inevitable.

8 0
3 years ago
All eukaryotic cells contain small bodies called
Viefleur [7K]

Eukaryotes are organisms whose cells have a nucleus enclosed within membranes, unlike prokaryotes. Eukaryotes belong to the domain Eukaryota or Eukarya.

7 0
3 years ago
The cell is taking in substances through membrane proteins, without any energy expenditure of its own. The substances naturally
4vir4ik [10]
This process is called Facilitated diffusion. because the protein channels must help the substance get into the cell based on fitting. It's important to regulating what comes in and goes out.
7 0
3 years ago
Read 2 more answers
Other questions:
  • Endosymbiosis is how modern eukaryotes evolved from ancient prokaryotes.<br> O True<br> False
    5·1 answer
  • An outbreak occurs where the first case is detected on October 15th, the last case is detected on October 27th, and the peak is
    9·1 answer
  • What is the meaning of testoterone
    12·1 answer
  • How would your body be affected if your pituitary gland was not working properly?
    11·2 answers
  • The combining form that refers to the male gland that encircles the upper end of the urethra is:
    9·2 answers
  • Explain the adaptive-inactivity theory of sleep.
    5·2 answers
  • Which application of hydrates best relies on the anhydrous compound’s ability to both absorb water and retain water?
    14·1 answer
  • Which of the following increases the strength of the hydrophobic interactions in lipid bilayers, and thus makes them less permea
    6·1 answer
  • 1. What energy sources and processes of energy drive the global circulation of water in the oceans?
    9·2 answers
  • Explain how water, glucose and mineral salts are transported through a plant
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!