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
Aleks04 [339]
2 years ago
6

Pls help giving brainliest !!!!!!!!!!!

Biology
2 answers:
soldier1979 [14.2K]2 years ago
7 0

Answer:

Your answer is 2.

Explanation:

To calculate the mechanical advantage of a pulley you simply have to count the number of rope sections that support whatever object you are lifting (not counting the rope that is attached to the effort). For example, in a one pulley system the MA is 1. In a two pulley system the MA is 2.

Andrej [43]2 years ago
6 0
I’m just answering so the other person can get brainliest
You might be interested in
Hemophilia is a sex-linked genetic disease involving the blood-clotting mechanisms. Itis carried on the X chromosome. A female c
Andrews [41]
75% is the likelihood because it’s not one parent it’s both
5 0
3 years ago
How do Euglena and sperm cells use flagella?
loris [4]

Answer:

All euglena have chloroplasts and can make their own food by photosynthesis. ... Euglena move by a flagellum (plural ‚ flagella), which is a long whip-like structure that acts like a little motor. The flagellum is located on the anterior (front) end, and twirls in such a way as to pull the cell through the water.

Explanation:

In general, flagellum is a long whip like organ which protrudes to the exterior from the cell body and permits mechanical work without any marked change in the form of the effector cell. In Euglena, there are two flagella. One of them is equal in length to body while other is short.

3 0
3 years ago
A skull and crossbones pictogram indicates this kind of information about a chemical.
Mnenie [13.5K]

Answer:

it is poisonous or harmful to the human body

6 0
3 years ago
Which of the following statements about the functional consequences of single base-pair mutations are TRUE? Select the three cor
Alchen [17]

Answer:

these statements are true

B) Insertions or deletions of single base-pairs within a protein coding sequence probably change the amino acid sequence

D) Missense mutations always change the amino acid sequence encoded by a gene

E) Nucleotide substitutions outside of the coding sequence can affect the expression of a gene.

Explanation:

B) insertion or deletion of nucleotide in coding region of DNA can change the amino acid sequence encoded.

D) missense mutation means that the change in nucleotide sequence resulting in change in amino acid sequence encoded by gene.

E) A mutation may alter the promoter of a gene, thereby affecting the rate of transcription.

6 0
3 years ago
Describe a genetic disorder caused by a mutation in a single gene
Molodets [167]

Answer: Tay-Sachs a disease caused by an absence of an enzyme that break down fatty substance causing damaged to nerve cells

6 0
3 years ago
Other questions:
  • Why are the cells produced by meiosis considered gametes?
    9·2 answers
  • The nobility and suffering of the figures of the crucifixion (fig. 8-22) were meant to _____________.
    5·1 answer
  • What types of plasmids are found in prokaryotes? what significance have plasmids in medicine?
    8·1 answer
  • Xplain how an emerging virus might suddenly appear in a human population
    11·1 answer
  • "A parakeet with green plumage is crossed to a white parakeet. The progeny are all green. Crossing these progeny together gave t
    15·1 answer
  • Which scientific investigation has A question procedure and conclusion
    13·1 answer
  • The nucleolus __________. The nucleolus __________. is a dark-staining spherical body found within the mitochondria is the prima
    10·1 answer
  • What is the best explanation for the faster times of the group fed a pre-race meal of bread with bananas and honey
    7·1 answer
  • Climate change threatens the biodiversity what is the solution to stop it?
    13·1 answer
  • How did the Avery experiment expand on Frederick Griffith's observations?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!