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
Troyanec [42]
3 years ago
12

Genetic engineering occurs when scientists

Biology
1 answer:
hodyreva [135]3 years ago
3 0
The answer is B..........
You might be interested in
Meteorites formed a long time ago in the early solar system.<br> True or False
zalisa [80]

Answer:

True.

Explanation:

This is true because Meteorites originate range from 4.5 billion years old to 200 million years old.

3 0
2 years ago
Read 2 more answers
I NEEEDDD HELP PLEASE PLEASE
SIZIF [17.4K]

Answer:

A-T

Explanation:

purine adenine (A) always pairs with the pyrimidine thymine (T)

pyrimidine cytosine (C) always pairs with the purine guanine (G)

8 0
3 years ago
Which is a good example of adaptive evolution? The red fox that inhabits farmlands and forests has a red coat, but its relative,
ludmilkaskok [199]
I think it's the first one: the red fox that inhabits farmlands and forests has a red coat, but it's relative, the kit fox, lives in a desert has a sandy-colored coat
7 0
2 years ago
DNA is different from RNA in that
Olegator [25]

Answer:

RNA contains an additional oxygen atom on the ribose sugar. (Ans. C)

Explanation:

RNA contains a sugar which is known as ribose, and which contains an extra group of hydroxyl (OH-) while DNA contains deoxyribose sugar.

RNA contains four nitrogenous bases cytosine, adenine, guanine, and uracil, while DNA contains cytosine, adenine, guanine, and thymine.

Double helix means two stranded structure like DNA, while RNA is single stranded.

DNA molecule is much longer polymer than RNA molecule.

5 0
2 years ago
Which are precautions to take when working with heat and fire? Check all that apply. Do not touch. Keep flammables away. Avoid t
e-lub [12.9K]

Answer: All the given precaution are important to take care when working with heat and fire.

Explanation:

Double check on these precaution should kept be while working or experimenting with fire and heat:

  • Hair should be tied back : bun or pony will be fine. if hair are untied then chances of catching fire by hair will be high.
  • Do not touch hot equipment ,if required use gloves or tongs. Touching hot equipment with bare hands may lead to burns or minor (or major) accident
  • Keep your face and eyes away from the flame while experimenting.Cover your face with mask and goggles.
  • Do not mix chemical until or unless told to do so. This is because some times mixing of chemicals leads to evolution of large amount of heat which can difficult to handle.
  • Be careful regarding cloths while working with heat and fire.
  • Flammables must be kept away and should be used with caution. Safer distance must be maintained
5 0
3 years ago
Read 2 more answers
Other questions:
  • What does the first law of thermodynamics state ?
    8·1 answer
  • What do you think the human body systems (like skeletal, muscular, circulatory, excretory, etc), have in common with homeostasis
    7·1 answer
  • 11.
    10·1 answer
  • What’s number 11 on a grid system on a globe: terms review
    12·1 answer
  • Wax is secreted in the ear to reduce water and friction of sound waves. This is done by fat producing cells that break open alon
    15·1 answer
  • The snake that eats the frog in this food chain is called a
    11·2 answers
  • What type of waste dose the excretory system remove .
    6·2 answers
  • Condensation and evaporation are examples of an interaction between:
    7·2 answers
  • Asswelll with thissssss please
    9·1 answer
  • Which of these is a drawback of growing a crop that has been genetically modified to
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!