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
Alenkinab [10]
3 years ago
10

PLEASE HELP ANSWER THIS

Biology
1 answer:
muminat3 years ago
7 0

Answer:

I think the answer is A but I also feel like it would be C but I go with A because you can see that it is two or more elements in A but not so much in C

You might be interested in
A large black sphere connected to 4 small blue spheres by 4 grey sticks. A box contains a black sphere then C negative carbon on
Cerrena [4.2K]

ANSWER: CH4

Hope I helped in some way.

4 0
3 years ago
Read 2 more answers
What is one way phytoplankton contribute positively to the ecosystem? Explain one way phytoplankton can be harmful or dangerous.
Elena L [17]
They produce many fish with food which is positive, but the negative impact they can have is when there are too many nutrients available phytoplankton can grow out of control, in which they will produce harmful algae blooms that are toxic and can harm sea life.
5 0
4 years ago
Imagine you have been asked to teach a small group of your peers about animal organs. Create 10 multiple-choice questions to tes
Vinvika [58]

Answer:

Explanation:

Question 1: The brain is an example of

a) asymmetrical

b) radical symmetry

c) bilateral symmetry

d) vertical symmetrical

Question 2: Which of this organisms display radial symmetry as adults, but their larval stages exhibit bilateral symmetry

a) Dog

b) Starfish

c) Caterpillar

d) crab

Question 3: which statement defines the nervous system. Pick one

1) Nervous tissue make up the lungs, stomach and throat

2) Nervous tissue is one of four major classes of tissues and makes up the central nervous system and the peripheral nervous system

Question 4: Which of the following tissue types consists of cells that generally have a spacious intercellular area consisting of a matrix of various types?

a) connective

b) epithelial

c) muscle

Question 5: Which of the following connective tissue cells consists of a matrix of gelatinous material?

a) cartilage

b) lymph

c) areolar, adipose, reticular, dense

Question 6: Muscle tissue functions as a single unit, and is often connected to the same nerve bundles.

a) True

b) false

Question 7: Epithelial tissue are large sheets of cells covering

a) all surfaces of the body exposed to the outside world and lining the outside of organs

b) the nervous system

c) the blood vessels

d) the brain

Question 8: Which of the following is the epithelial tissue that lines the interior of blood vessels?

a) columnar

b) pseudostratified

c) simple squamous

d) transitional

Question 9: Which of the following is not a part of peripheral nervous system?

a) Cranial nerve

b) Ganglion

c) Spinal nerve

d) Spinal cord

Question 10:  Peripheral nervous system consists of the brain and spinal cord.

a) True

b) False

6 0
4 years ago
5 Points
Alecsey [184]

Answer:

A. They are all made of rock.

Explanation:

4 0
4 years ago
If a person exerts 150 N of force to move 10 meters, then how much<br> work did they do?
Anna [14]
I do t know how to answer this really, but the acceleration of this object is 15 m/s.
4 0
3 years ago
Other questions:
  • What is the process that occurs when mRNA is "read" by the tRNA in the ribosome?
    5·1 answer
  • Which factor explains why coal dust is explosive?
    6·1 answer
  • What would happen if the cell membrane were not selectively permeable ? Support your response
    14·1 answer
  • Seaweed is used to make many products - name five.
    7·2 answers
  • What is the percent concentration of oil in the first, second, and third trophic levels in our food chain?
    8·1 answer
  • What is a way some animals bodies adapt to living in extremely cold climates
    11·2 answers
  • Does a prokaryote cell have vacuoles
    13·1 answer
  • What is the appearance of the bands? Are or blurred and indistinguishable they clear and defined answer
    15·1 answer
  • In the cell bio lab, we use company manufactured gels, however you can make you own polyacrylamide gels. List all of the ingredi
    13·1 answer
  • What is the relationship between the 2 processes cellular respiration and photosynthesis? Use vocabulary words like autotroph, h
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!