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
lesya692 [45]
3 years ago
15

Hello, timed test. please help !

Biology
1 answer:
sp2606 [1]3 years ago
6 0

THE TWOOOOOOOOOOOOOOOO

You might be interested in
13. The diagram below represents a model cell setup. The locations of three different substances are indicated in the diagram. T
Troyanec [42]

Answer:

hihihiihihjh n i

Explanation:

3 0
3 years ago
Compare the properties of the elements in groups 1, 2, 17, and 18
astraxan [27]

Answer:

Son las características que tienen los elementos y que varían en forma secuencial por grupos y períodos. Algunas de esas propiedades son: radio atómico, potencial de ionización, electronegatividad, estructura electrónica, afinidad electrónica, valencia iónica, carácter metálico

7 0
3 years ago
What pigment replaces chlorophyll in
Lostsunrise [7]

Answer:

A. Carotene

Explanation:

It is an orange/red pigment which is seen during the fall.

6 0
3 years ago
20) In order for high force cross bridges to form in contracting skeletal muscle, calcium must A) phosphorylate the troponin to
SashulF [63]

Answer:

E. bind to troponin which moves the tropomyosin

Explanation:

calcium ions bind to troponin, causing conformational changes in troponin that allow tropomyosin to move away from the myosin binding sites on actin. Once the tropomyosin is removed, a cross-bridge can form between actin and myosin, triggering contraction

3 0
3 years ago
As Ann Landers once remarked, "At age 20, we worry about what others think of us. At 40, we don't care what they think of us. At
kaheart [24]
At age 80 they don't even remember us
4 0
3 years ago
Other questions:
  • What is the scientific name for red blood cells
    9·2 answers
  • Biogeochemical cycles on Earth serve a variety of different purposes. What do the biogeochemical cycles have in common?
    13·1 answer
  • When the continents are_, they receive less sunlight
    8·1 answer
  • Plz help! Zoom in to see better!
    14·1 answer
  • What temperature must foods be cooled to when preparing them in advance for a catering event?
    10·1 answer
  • What did Watson and Crick’s model of DNA show?
    7·2 answers
  • The purpose of mitosis includes all of the following, EXCEPT:
    10·2 answers
  • Darwin’s finches evolved on an island. What is the main reason that islands often provide good examples of evolution?
    8·1 answer
  • What are four examples of learned behaviors in animals?
    5·1 answer
  • What is the importance of the feedback mechanism in the regulation of the menstrual cycle?​
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!