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
jeka57 [31]
3 years ago
12

Polar bear have small ears because

Biology
2 answers:
Damm [24]3 years ago
7 0
Polar bears have small and rounded ears. These ears are important because they help prevent water entering their ears which could then freeze and damage their ear drums. Also less body heat is lost out of the small ears. Other adaptations of the polar bear include hollow fur that traps hair inside.
Idk if it helps was on google and saw this and was backed up by quora
snow_lady [41]3 years ago
4 0

Answer:

The polar bear's small ears and tail offer less surface area than large ears or tails, and help maintain body warmth. Fat. Polar bears have a layer of fat that can be four inches (10 cm) thick. Although their fur is the primary source of insulation, the fat helps keep heat in as well.

You might be interested in
What process is used to BREAK APART complex sugars into complex sugars?
Nikitich [7]
Well if your question is meant to be like this hydrolysis is used to break apart complex sugars but on the other hand if your trying to make complex sugars this process is called Dehydration synthesis
6 0
3 years ago
40 POINTS
bagirrra123 [75]

Answer:

D. Osmosis

Explanation: a process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane.

3 0
3 years ago
What is the relationship between the biodiversity of an ecosystem and its
chubhunter [2.5K]

Answer:

B. A biodiverse ecosystem harbors many interactions, thus a  disturbance may impair some interactions, but not all.

Explanation:

Biodiversity is the variation of life forms in an environment. This is as a result of available nutrient and energy to support the various life forms.

  • The relationship between biodiversity and rebound from disturbance is such that a biodiverse ecosystem is able to resist any change.
  • The disturbance might affect proportion of the populace. But on the long organisms can survived and be propagated again.
7 0
3 years ago
Which of the following is not a common teratogen? a. HIV infection b. SSRI antidepressant medications c. Folic acid d. Alcohol
poizon [28]

Option C

Folic acid  is not a common teratogen

<u>Explanation:</u>

Teratogen -  Any factor that can interrupt the growth of a fetus or embryo. Teratogens may generate a birth deformity in the child. Or a teratogen may terminate the pregnancy unmitigated. The aspects of teratogens include radiation, parental infections, drugs.

Alcohol exploitation can produce mental obstacles, distortion, germination obstacles, miscarriage, and behavioral complications in newborns. Women who have not taken the hepatitis B vaccine should be held for immunization if they are at danger of sexually dispatched disease or blood appearance. The vaccine may be administered during pregnancy. SSRI antidepressant medications is also a factor of teratogen to cause deformity to fetus growth.

6 0
3 years ago
How is groundwater formed?
Helen [10]
I think answer might be d.
3 0
3 years ago
Read 2 more answers
Other questions:
  • What statement is true about the functions? Structure 1 is the stamen and Structure 2 is the pistil. Structure 1 is the stem and
    13·1 answer
  • Corals are polyps of coelenterates (cnidarians) that contain numerous algae in their tissues. the algae contain photopigments th
    14·1 answer
  • Explain how carbon cycles between living and non living things
    14·1 answer
  • Fossilized stromatolites
    6·1 answer
  • Answer plz.. first question
    9·2 answers
  • A dichotomous key helps identify organisms through its
    10·1 answer
  • Streptococcus pyogenes is classified with _____. Streptococcus pyogenes is classified with _____. proteobacteria chlamydias spir
    12·1 answer
  • Which of the following must be equal to the amount of sunlight reflected plus the amount absorbed
    6·2 answers
  • What is the “self”? When we say “myself” or “yourself” what are we referring to?
    8·2 answers
  • In an ocean ecosystem, which is necessary to begin a food web?
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!