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
Kamila [148]
3 years ago
6

Define mechanical advantage in terms of input force and output force

Biology
1 answer:
vagabundo [1.1K]3 years ago
5 0
Mechanical advantage is a measure of the force amplification achieved by using a tool, mechanical device or machine system. The device preserves the input power and simply trades off forces against movement to obtain a desired amplification in the output force. The model for this is the law of the lever. Hope this helps and please mark me as brainlest and like:)
You might be interested in
When blood glucose levels drop, which hormone brings glucose out of storage to raise blood glucose levels?
Serggg [28]
Glucagon is the hormone that helps in restoring the levels of blood glucose levels. It is produced by alpha cells of the pancreas. It stimulates the liver to break the glycogen, so that they may be utilized by the body, as a source of energy. It also stimulates glucose synthesis in the body.
5 0
3 years ago
How do ciliates move?
Scilla [17]

Protozoans that Move with Cilia. These protozoans are called Ciliates and have hundreds of tiny cilia which beat in unison to propel them through the water. ... In addition to locomotion, the Paramecium and other ciliates like the Stentor use cilia to sweep food down into their central channel or gullet.

8 0
3 years ago
The fertilization of ovules from Plant Q by pollen from Plant R results in the production of seeds. What percent of the genes in
blagie [28]

Answer:

The correct answer is - option A. 0%

Explanation:

The zygote formation or fertilization in flowering plants occurs by the fusion of pollen of one plant with the ovum of another plant of the same species normally. This process includes the exchange of an equal amount of the genetic contribution from both plants.

The egg cell of the mother is responsible for the mitochondria and chloroplast of the progeny so the percentage of chloroplast genes provided via Plant R is 0% as ovum and egg cell comes from only plant Q.

percentage of chloroplast gene inherited from R plant is a)0%

3 0
2 years ago
Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. The Douglas-fir
bija089 [108]

the correct answer is C

8 0
3 years ago
Read 2 more answers
Channel proteins facilitate the transport of molecules by active transport.
docker41 [41]

Answer:

b. False

Explanation:

Channel proteins use passive transport, that is, they do not require energy such as ATP for transporting molecules.

8 0
2 years ago
Other questions:
  • Will anyone help me on my biology homework...? Please and thank you?
    13·1 answer
  • Blood pressure results from the force of blood fluids pressing against the walls of blood vessels. Hypertension, or high blood p
    6·2 answers
  • Can you scan a question?
    13·1 answer
  • During cell division, centromeres have separated, and chromatids are pulled apart, becoming chromosomes. What happens after the
    15·1 answer
  • How do autotrophs get their food?
    13·1 answer
  • As a cook chops red onions he begins to tear up due to activation of the lacrimal gland. Which of the following nerves provided
    6·1 answer
  • One must combine low resistance with a high number of repetitions to optimally enhance strength.
    5·2 answers
  • What do biotechnologists use to cut DNA molecules at specific sequences?
    15·2 answers
  • Which of the following is true of genetic drift?
    15·1 answer
  • Some plant seeds have special spiky barbs that can easily get tangled in an animal's fur. The spiky structure of these seeds mos
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!