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
nlexa [21]
3 years ago
10

Explain how machines can be useful if the output work is always less than the input work.

Biology
1 answer:
gregori [183]3 years ago
5 0

Answer:

If the output work makes the job easier in any way.

Explanation:

You might be interested in
Shortly after ingesting a big plate of carbohydrate-rich pasta, you measure your blood's hormone levels. What results would you
Kaylis [27]

Answer:

blood hormone level will increase

Explanation:

since once food reach the stomach it will trigger different hormone process that cause release of enzymes required to digest carbohydrate

7 0
3 years ago
honeybee is considered as the most useful insect for human beings.justify this statement with any three reasons​
Oduvanchick [21]

Answer:

  • Polinate plants, trees and food
  • They give us honey
  • bees are responcible of pollinating 15 billion of just US crops and 200 million pounds of UK crops. showing their contribution to agriculture

6 0
3 years ago
Fleas are wingless insects that undergo complete metamorphosis with four stages: egg, larva, pupa, and adult. Fleas prefer a war
amm1812
The correct answer is C.
6 0
3 years ago
Read 2 more answers
Which of the following is a function of a vacuole
marin [14]

Vacuole being cellular organelle found in cells serves few important functions for the cells. It's usually the biggest cell organ within the cell. Its main function is the store nutrients and waste materials. It additionally functions to take care of the correct pressure inside the plant cells to provide structure and support for the growing plant.

Further Explanation:

The bubble-like structures present in a cell is known as the vacuoles. These vacuoles may store food or any kind of nutrients that a cell may require to survive, not solely this but vacuoles will even store waste product, so that the rest of the cell is protected against contamination. Vacuoles are membrane(tonoplast) bound sacs that are present within the protoplasm of the cell. There are many functions of vacuoles. the inner fluid within the cavity is understood as the cell sap. In mature plant cells, the vacuoles are of a bigger size and provide structural support to the cells. The vacuoles additionally perform as the storage organ, waste disposal organ, protection organ and for growth. Some vacuoles store toxic substances and waste materials that taste Bitter to the insects. The ability to regulate the turgor pressure in a plant cell is the important characteristic function of the central vacuole. Turgor pressure determines the rigidity of the cell.  

The above-named functions are the few functions of the vacuole.

Learn more:

1. Learn more about cells brainly.com/question/1579016

2. Learn more about eukaryotic cells brainly.com/question/4493579

3. Learn more about cellular respiration brainly.com/question/543244

Answer Details:

Grade: Middle School

Subject: Biology

Chapter: Cellular Structures

Keywords:

Vacuoles, plant cells, organelle, membrane bound organelles, tonoplast, cell sap, turgor pressure, rigidity, cytoplasm, pigments, proteins, nutrients.

3 0
3 years ago
Interactions between cells always involve a structure known as a
Sladkaya [172]

Answer:

Interactions between cells always involve a structure known as a connexins.

Explanation:

Connexins is composed of specific type of protein called transmembrane proteins. This structure is responsible for the interaction between the cells. Cells communicate with each other by secreting specific chemicals in which information is present. These chemicals consist of neurotransmitter and harmones.

5 0
4 years ago
Other questions:
  • A pregnant woman is planning on taking a vacation that involves extensive travel by automobile. which guideline should the nurse
    6·1 answer
  • The _____ is a structure that gathers, stores, and releases energy.
    11·1 answer
  • What type of cell has larger vacuoles
    6·2 answers
  • Gasoline and diesel are examples of __________.
    8·2 answers
  • Which of the following best pairs leaf structure with its role
    9·1 answer
  • How many unique gametes could be produced through independent assortment with the genotype AABBCcDDEe?
    9·1 answer
  • Which is an example of a decomposer A FUNGI B TREE C SUN D BAT
    10·2 answers
  • What is assimilation? What is the use of digested food in the body?​
    15·1 answer
  • PLEASE GIVE CORRECT ANSWER ⭐<br>༶•┈┈⛧┈♛♛┈⛧┈┈•༶<br>​
    14·1 answer
  • I need help please. I’ve been stuck on this problem for a min
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!