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
Naddika [18.5K]
3 years ago
15

What effect do calcium ions have on the water in ecosystems?

Biology
2 answers:
Misha Larkins [42]3 years ago
7 0
I believe it is C.They add to its hardness.
nignag [31]3 years ago
7 0

Answer:

They add to its hardness (Apex)

Explanation:

You might be interested in
What typc of molecule is shown in the diagram?
bonufazy [111]
It's B. Carbohydrates
8 0
3 years ago
Which kind of molecule passes through the lipid bilayer of the cell wall
Setler79 [48]
Cholesterol is the answer <span />
4 0
4 years ago
What tools do meteorologists use to predict the weather?.
Nady [450]

Answer:

Automated surface-observing systems. For years, weather conditions were manually observed and recorded each hour. ...

AWIPS. When it's close to zero and snowing. ...

Doppler Radar. Meteorologists use Doppler Radar systems in observing severe storms that might happen. ...

Radiosonde. ...

Supercomputers. ...

Explanation:

8 0
2 years ago
What are infectious agents?
Simora [160]
The right answer is A I took the test
4 0
3 years ago
In some cells , there are two types of endoplasmic reticulums ( ER ) known as the smooth ER and the rough ER as seen in the imag
Maksim231197 [3]

Answer:

C

Explanation:

A is wrong: making lipids is the SMOOTH ER's job, not the rough er

B is wrong: protecting the nucleus is the nuclear membrane's job

D is wrong: Producing ATP is mainly the mitochondria's job

C is right because the ribosome's main job is making proteins, and those instructions come from the nucleus, so there needs to be a close access.

8 0
3 years ago
Other questions:
  • Which change to the system would cause the freely-moving piston to lower? A) Apply heat to the gas particles. B) Reduce the atmo
    6·2 answers
  • Radio waves _____.have the least energyhave the longest wavelengthshave the most energyhave the shortest wavelengths
    7·2 answers
  • WORTH 20 POINTS
    8·1 answer
  • What happens when a piece of dna is missing
    10·1 answer
  • A mallard duck egg hatches and the first moving object it sees is a young girl. the duckling begins following the girl everywher
    13·1 answer
  • Which of the following molecules is the smallest molecule?
    11·1 answer
  • A protein transcribed from RNA would have been coded from what?
    11·2 answers
  • What is a genetic diversity ?
    14·2 answers
  • What is an example of mutation that could cause a phenotype that makes organism better suited for its environment?
    6·1 answer
  • A quote from Carl Sagan " The history of life can be described as the gradual dominance of brains over genes" WHAT DID HE MEAN B
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!