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
Illusion [34]
3 years ago
10

17. Sponge skeletons made of calcium carbonate or silica are called

Biology
1 answer:
Irina18 [472]3 years ago
3 0

Answer:

im pretty sure the answer is spicules

You might be interested in
The laboratory report reveals that the cells from the patient's tumor biopsy are grade ii. what should the nurse know about this
devlian [24]
<span>Cells are abnormal and moderately differentiated. I believe that's the correct answer.</span>
7 0
3 years ago
A 50-year-old woman presents with right-sided pleural effusion. Thoracentesis shows the presence of exudative serosanguineous pl
liq [111]

Answer:

is it pneumonia

Explanation:

i think it is this but am not sure

8 0
4 years ago
Which of the following is NOT a characteristic of animals ?
777dan777 [17]

Answer:

The answer is "A"

Explanation:

They cannot make their own food, they are heterotrophs

7 0
3 years ago
12. Name the two systems that control blood pH
GarryVolchara [31]

The buffer systems functioning in blood plasma include plasma proteins, phosphate, and bicarbonate and carbonic acid buffers. The kidneys help control acid-base balance by excreting hydrogen ions and generating bicarbonate that helps maintain blood plasma pH within a normal range.

6 0
3 years ago
Female mosquito is considered more harmful than male mosquito. give reason
Scrat [10]

Answer:

The female mosquitoes are the dangerous ones. They bite and draw blood. Male mosquitoes feed on flower nectar. Males have very hairy and fuzzy antennae (like a powder puff) whereas females have less hairy antennae.

3 0
3 years ago
Read 2 more answers
Other questions:
  • Embryonic tissues develop during the _________ stage.
    7·1 answer
  • volcanic eruptions changes in earths orbit meteorite impact and even the combustion of fossil fuels ALL contribute directly or i
    5·2 answers
  • Why an energy pyramid in any ecosystem typically is limited to four or five levels only?
    13·1 answer
  • People with heart problems often have trouble breathing. why would this happen?
    7·2 answers
  • Organisms that rely on other organisms for the energy sources are known
    5·1 answer
  • How could the basic compounds necessary for life have been formed on early Earth
    10·1 answer
  • Why doesn’t the chromosome number double every time a new generation is formed?
    8·1 answer
  • What is your favorite type of animal ? (I'm board)<br> I like dogs wby
    5·2 answers
  • In cows , when a pure-breeding (h) white cow is crossed with a pure-breeding (h) red cow , their off spring are spotted red and
    8·1 answer
  • Reproduction in prokaryotes occurs primarily through the process known as
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!