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Snowcat [4.5K]
1 year ago
8

Some snakes have a pelvis and femurs, bones used for walking, although they no longer need them. What term best describes this s

ituation?
Biology
2 answers:
ipn [44]1 year ago
3 0
Vestigial remnants.
prohojiy [21]1 year ago
3 0

Answer:

Vestigial organs or vestigial structures

Explanation:

Vestigial organs or vestigial structures are organs, tissues or cells in a body which are no more functional but their structural remains still exist in the body. They are evidence of evolution in a specie.

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steposvetlana [31]
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6 0
3 years ago
Explain the difference between bactericidal and bacteriostatic antibiotics.
vesna_86 [32]

Answer:

Explanation:

The bacteriostatic antibiotics can be defined as those antibiotics, which prevents the growth of bacteria. These keeps the growth of bacteria in the stationary phase so that bacteria cannot cause harm to the host.

The bactericidal antibiotics can be defined as those antibiotics, which kills the bacteria.

The example of bacteriostatic antibiotic is Tetracycline  that it inhibit the bacteria ribosome production of proteins. This way bacterial growth and reproduction will get restricted.

The example of bacteriocidal antibiotic is polymyxin B. It causes injuries to the plasma membrane of the bacteria which can be lethal for bacteria.  

8 0
3 years ago
A patient states that her pain is an 8 on a scale of 1 to 10. this is known as the ______________ in a history of present illnes
amid [387]
It's known as severity.
The fact that her pain is on the scale between 1-10 refers to the severity of her pain.

Hope that helped ^U^
4 0
4 years ago
Which of the following would have resulted from the functions of prokaryotes on early earth?
Vitek1552 [10]
Not sure what the following is, but I think it could be less carbon in the soil 

3 0
3 years ago
Read 2 more answers
Which of the definitions below best defines a mutation?
victus00 [196]

The correct answer is: A. A change in a cell's genetic material.

Mutations occur in DNA as a result of mistakes during the DNA replication (when repair mechanisms don’t fix it) or as the result of environmental factors (e.g. UV light). Mutations can have positive impact, by increasing the genetic variation or can have negative effect, causing the diseases or cancer.

8 0
3 years ago
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