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
Allushta [10]
4 years ago
14

Which is the correct way to hold a test tube while heating its contents??

Biology
1 answer:
DochEvi [55]4 years ago
4 0
A way to hold a test tube is with pliers and the opening facing up
You might be interested in
Dr. Mai conducts a test of a new anti-malaria drug in Africa and concludes that he may reject the null hypothesis with a probabi
nexus9112 [7]

Answer:

Type I.

Explanation:

The statistical hypothesis can be used in the scientific experiments to explain any observation or the results. Two main types of hypothesis are null hypothesis or alternate hypothesis.

Sometime error might also be done by the individual while accepting any hypothesis. In Type I error, the individual rejects the correct hypothesis and accept the alternate hypothesis which is wrong. Dr. Mai has also done Type I error in her experiment.

Thus, the answer is Type I.

6 0
4 years ago
Which organisms break down decaying organisms and produce an inorganic nutrient pool in ecosystems?
allochka39001 [22]

Answer:

Decomposers

Explanation:

Decomposers eat decaying or dead organisms to produce the nutrients.

8 0
3 years ago
A plant with purple flowers and a plant with white flowers are crossed. Purple flowers are dominant. What are the possible genot
Mazyrski [523]

Answer:

Purple flower - PP or Pp

White flower - pp

8 0
3 years ago
A plant uses a gas from the air to make sugar during photosynthesis. This process is part of the..
Anit [1.1K]

Answer:

Plants are autotrophs, which means they produce their own food. They use the process of photosynthesis to transform water, sunlight, and carbon dioxide into oxygen, and simple sugars that the plant uses as fuel.

Explanation:

3 0
3 years ago
When they were first sold, certain insecticides were highly effective in killing mosquitoes. Today, dozens of mosquito generatio
zvonat [6]

Answer:

C. many mosquitoes today are descendants of mosquitoes with insecticide-resistant characteristics

Explanation:

When insecticides were first sold, they where highly effective in killing mosquitoes but few mosquitoes will definitely survived. If these mosquitoes that survived mate together, they  will produce hybrid offspring that possess characteristics that are  insecticide-resistant. The more  insecticide-resistant mosquitoes that breed together in subsequent generations, the more permanent mutant hybrid offspring will be produced which will eventually make them to become resistant to the use of insecticides over them.

3 0
4 years ago
Other questions:
  • Which of the following best explains the public's shift to support local farming?
    15·1 answer
  • Different between atmosphere and hydrosphere?
    14·1 answer
  • Which gas contributes most to the greenhouse effect
    10·2 answers
  • Which of these would best fill in the chart for "B"?
    15·1 answer
  • You see a boat filled with people. It has not sunk, but when you look again you don’t see a single person on the boat. Why?
    8·2 answers
  • One of these is wrong but I don’t know which one can someone please help me
    13·1 answer
  • more than 200 different types of cells exist in the human body.Why do you think these cells are important for various body funct
    11·1 answer
  • Where does poop and pee come from need it urgently for science
    13·1 answer
  • PLEASE HELP I DIDN'T STUDY
    7·1 answer
  • ……..Help…………please……..thanks
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!