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Sphinxa [80]
3 years ago
7

Plaque consists of a biofilm, with bacteria carefully arranged in a community. what are the advantages of forming a biofilm?

Biology
1 answer:
icang [17]3 years ago
5 0
<span>They act as a barrier against toxins and other harmful things in the environment. They also are a source of nutrients that are stored. The microenvironment is also favorable due to its high level of hydration and low oxygen levels.</span>
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Darwin's ideas espoused in both Origin of Species and The Descent of Man were incompatible with the prevalent scientific racism
Maru [420]

Answer:

The correct answer is "change".

Explanation:

The missing options of this question are:

A. natural selection.

B. immutability.

C. survival of the fittest.

D. change.

The correct answer is option D. "change".

The scientific racism that was prevalent during Charles Darwin books publications was related to the concept of "pure races", and the association of the inheritance of the "superior attributes" related to these races. Darwin's ideas were incompatible to this scientific racism, since Charle Darwin theories support the idea of a constant change among all people attributes, produced by genetics behavior and exposure to environmental factors.

5 0
3 years ago
Which of the following is true about cell membranes and cell walls? A. Cell wall is rigid, cell membrane supports the structure
nikitadnepr [17]

Answer:

Pretty sure its A

Explanation:

5 0
3 years ago
In guinea pigs the allele for black fur (B) is dominant over the allele for brown fur (b), and the allele for short fur (F) is d
galben [10]

Answer:

100%

Explanation:

This question involves two genes in guinea pigs; one coding for fur color and the other for fur length. The alleles of black fur (B) and short fur (F) is dominant over the alleles for brown fur (b) and long fur (f).

In a cross between two offsprings with genotypes: BBFF x bbff, the following gametes will be produced by each parent:

BBFF - BF, BF, BF, and BF

bbff - bf, bf, bf, bf

Using these gametes in a punnet square (see attached image), one will notice that all of the offsprings will have the genotype: BbFf i.e all or 100% of the offsprings are heterozygous for both of the genes or traits.

5 0
2 years ago
Where would the rate of erosion caused by water and gravity be the fastest? A. down the slope of a tall mountain B. down a hills
Amiraneli [1.4K]
The correct answer is D

Happy studying!
3 0
3 years ago
Read 2 more answers
True or false? The only input needed in an incident report is from the person who was injured.
Evgesh-ka [11]
I would say false because the offender would need to state what happened as well.
6 0
3 years ago
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