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
zhenek [66]
3 years ago
14

I need help with numbers 3, 4, and 5. 20 POINTS

Biology
1 answer:
Dimas [21]3 years ago
5 0
A chemical reaction bonding monomers together to make a polymer
You might be interested in
The characteristics associated with the development of the organs and structures of the body that directly relate to reproductio
alisha [4.7K]

Answer: Primary Sex characters

Explanation:

The primary sexual characters are associated with the growth of sexual organs such as uterus, vagina, penis and other reproductive organs in the human beings.

These organs are present in the body when the child is borne. This is because they grow when the child is inside the womb.

The development and maturation of these organs takes place during the later stages of life.

3 0
3 years ago
Where does antibiotic resistance come from?
inessss [21]

Answer:

Antibiotic resistance happens when germs like bacteria and fungi develop the ability to defeat the drugs designed to kill them. That means the germs are not killed and continue to grow. Infections caused by antibiotic-resistant germs are difficult, and sometimes impossible, to treat.

Explanation:

3 0
3 years ago
The ____________ functions as a gateway through which chemicals and small particles, such as ____________ enter or leave the cel
Vilka [71]

Answer: cell membrane

such as water, micro-organism

physical process

simple diffusion, osmosis and filtration

such as potasssium permaganate in water,urea a liver waste diffuses from the body and the kidney help in filtering it out

physiological processs

active transport, phagocytosis and pinocytosis

such as soduim-potassium pump, exocytosis

Explanation:  transportation in and out of cell is done in different ways listed above but a barrier to this movement is the cell membrane which is an outer covering of the cell. it protect the cell and only some materials can penetrate the cell membrane e.g micro-organism, water e.t.c. the various physical and physiological processes are the various ways substance  cna be liquid, solid or gas are transported within or outside the  cell e.g food

6 0
3 years ago
Which would least likely be a cause of natural selection?
makkiz [27]
adaption - adaption - adaption - adaption - adaption
6 0
1 year ago
Read 2 more answers
Which of the following is a moral issue?
lana66690 [7]
I would say B, as morality is knowing the difference between right and wrong, and I think A would be an ethical issue

8 0
3 years ago
Read 2 more answers
Other questions:
  • Which type of transformation uses a scale factor?
    10·2 answers
  • Which of the following components is NOT part of the modern cell theory?
    13·1 answer
  • What country is most likely to be in stage 4 of population with the low birth rate and low death rate
    12·1 answer
  • 38. Base your answers to the following questions on the diagrams of a food chain and energy pyramid below and on your knowledge
    6·2 answers
  • If immigration and emigration numbers remain equal which of these could cause a slowed growth rate
    11·2 answers
  • Why is it hotter in summer?
    15·1 answer
  • What are some of the key life support systems built into a space suit
    9·1 answer
  • A metabolic waste of algae that can be recycled for use in cellular respiration is A.oxygen
    6·1 answer
  • Which sphere is the atmosphere interacting with when winds are produced over oceans?.
    11·1 answer
  • The tough, fibrous, outermost covering of the spinal cord is the.
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!