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
Vladimir [108]
3 years ago
7

Which objective lens must you always rotate into place, before and after focusing on a specimen

Biology
1 answer:
SVETLANKA909090 [29]3 years ago
5 0
When focusing on a slide, ALWAYS start with either the 4X or 10X objective. Once you have the object in focus, then switch to the next higher power objective.
You might be interested in
In which process is lactic acid formed when there is not enough oxygen present for cellular respiration to take place?
zysi [14]

Answer:

Fermentation

Explanation:

To find the correct answer, we will review over the definition of each answer choice.

Photosystem I is A membrane in a plant that produces high levels energy from light

Based on the definition, we can conclude that photosystem 1 is not the correct answer.

ATP Synthase are molecules that create ATP

We know that this answer choice is also not correct.

Glycolysis is the process of breaking down glucose to create energy.

Based on the definition provided we know that this answer choice is also incorrect

Fermentation is the process of lactic acid being formed when there is not enough oxygen present for cellular respiration to take place.

Therefore, fermentation is the correct term we are looking for.

3 0
3 years ago
What part of the brain is involved with short term memory
solniwko [45]
The hippocampus, which is found deep inside the medial temporal lobe
8 0
3 years ago
The ______ system is assisted by the lymphatic system and the physical barriers of the skin and gastrointestinal tract.
mezya [45]

Answer:

The correct answer is- Immune system

Explanation:

There are physical, chemical and immunological barriers present in our body which helps us to protect from the foreign antigen. They all assist each other and helps in pathogen removal from our body.

The physical barrier includes skin, gastrointestinal tract, respiratory tract, etc which do not allow the microbe to enter the body. Chemical barriers include tear, saliva, acid in the stomach which kills microbes on the body surface.

Immune cells like macrophages, B cells kills microbes when it gets in the body. Lymphatic system also contain immune cells and helps in microbe removal.  

So the immune system is assisted by physical barrier, chemical barrier, and lymphatic system.

4 0
3 years ago
Which of the following is NOT true about restriction enzymes? Group of answer choices They are used to determine whether or not
larisa [96]
They are used to directly amplify segments of dna
5 0
3 years ago
Which statement about a biological catalyst is true. A. Catalysts increase the velocity of chemical reactions. B. Catalysts shif
Doss [256]

Answer:

c

Explanation:

catalysts are used up in a chemical reactiob

6 0
3 years ago
Read 2 more answers
Other questions:
  • The nurse is caring for a client with burns receiving opioid analgesics and who is sedated. which medications should the nurse a
    12·1 answer
  • What are the three lines of fossil evidence that point to an early origin of life on earth and how do they tell us when life aro
    9·1 answer
  • From which type of organism did the ancestor of land plants likely evolve
    9·2 answers
  • Scientists have determined that the high nitrate levels in local groundwater supplies are due to the use of soil fertilizers in
    8·1 answer
  • What is the difference between a monohybrid cross and a dihybrid cross?
    5·1 answer
  • plz help asap..Consider this statement: Earth is the only source of gravity in the solar system. Do you agree? Give your reasons
    13·1 answer
  • Which kingdoms are all organisms multicellular​
    7·1 answer
  • Pretend that you are a carbon atom. Write a short story (around two paragraphs) that describes your journey through the carbon c
    6·1 answer
  • A student is building a model of a parallel circuit consisting of a battery, a switch, live light bulbs
    6·1 answer
  • Why argon is called inert element?<br>​
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!