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
Paladinen [302]
3 years ago
10

40 POINTS PLEZ HELP :)

Biology
1 answer:
Angelina_Jolie [31]3 years ago
4 0

2. To focus a microscope using the high power lens you must first in low power center the specimen and make sure it is in focus. Then switch to high power and adjust using the fine adjustment or the smaller knob.

3. It prevents dust from settling on the scope and in the lenses.

You might be interested in
Can Earth's magnetic field reverse ? if so , how often does it happen and how would we notice
Phoenix [80]

Explanation:

This much is undeniable. Based on the magnetic fingerprints locked into ancient rocks, we know that over the last 20 million years, magnetic north and south have flipped roughly every 200,000 to 300,000 years (this rate has not been constant over the planet's lifetime, though).

This could weaken Earth's protective magnetic field by up to 90% during a polar flip. Earth's magnetic field is what shields us from harmful space radiation which can damage cells, cause cancer, and fry electronic circuits and electrical grids.

4 0
3 years ago
What portion of the molecule in model 1 is responsible for the phospho- part of the name answers?
Verdich [7]

The phosphate group.

Hope this helps!


-Payshence

7 0
4 years ago
Small frogs living in a marshy region feed on small insects in the region. The relationship between the frogs and insects is a r
soldier1979 [14.2K]

Answer:

Parasitism

Explanation:

This is because parasitism is a type of relationship that exist between organisms where one which is the predator feed on the prey thereby causing harm or injury or death to the prey. In the question, small frogs are the predators and insects are the prey, therefore the predators cause harm to the prey, meaning they only benefits from the farm they cause the prey.

5 0
3 years ago
DESCRIBE how thermal energy and temperature are similar. How are they different?
melamori03 [73]
Temperature is what is used to measure thermal energy 

<span>The more thermal energy a substance has, the more warmer it will be. So when the temperature is high, there is a lot of thermal energy </span>

<span>Thermal energy is just energy. It refers to the energy of the molecules. Temperature is just a measurement</span>
6 0
4 years ago
Record the remaining colors. a. Blue: b. Red: Do you observe a selective advantage for the red or blue beads? Why?
Ronch [10]

Answer:

hello your question is incomplete attached below is the missing parts

answer: when you choose a blue habitat there is disadvantage for the red beads and an advantage for the blue beads while when you choose a red habitat there is a disadvantage for the blue beads and an advantage for the red beads

Explanation:

There is a selective advantage for the red and blue beads and the selective advantages are :

when you choose a blue habitat there is disadvantage for the red beads and an advantage for the blue beads while when you choose a red habitat there is a disadvantage for the blue beads and an advantage for the red beads. what this simply means is that the change in the habitat cause a proportional change in the phenotype

8 0
4 years ago
Other questions:
  • Which of the following most often controls the rate of nutrient cycling in ecosystems?A. rate of decomposition of detritusB. pri
    7·1 answer
  • The image below shows sound waves through two different megaphones.
    11·2 answers
  • a) Name the structures that: i) Carry water and mineral salts to the leaf ii) Prevents too much water loss from the upper surfac
    9·1 answer
  • .
    8·2 answers
  • What structures help the hummingbird pollinate the sticky monkeyflower​
    11·1 answer
  • Do biomolecules play a role in the passing of gas?
    7·1 answer
  • What term describes the specific genetic makeup or code for an organism?
    10·1 answer
  • TRUE OR FALSE
    10·1 answer
  • 11. The Human Genome Project showed that humans have around
    7·1 answer
  • Which of the following can decrease the amount of carbon dioxide in the atmosphere?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!