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tankabanditka [31]
3 years ago
6

A dense group of bacteria that are difficult to treat with antibiotics is called A. a biofilm. B. parasitic. C. a plasmid conjug

ate. D. lysogenic.
Biology
1 answer:
Ede4ka [16]3 years ago
4 0

Answer:

A. A biofilm

Explanation:

Biofilms have high bacterial density near to 10000000 CFU/ml bacteria. Due to such high densities, these biofilms becomes resistant to the antibiotics. These biofilms are basically community of microorganisms which stick itself to some kind of surface be it living or non-living. The bacteria’s which get attached to these biofilm and grow in an environment in which they possess both tolerance and resistance towards any bactericidal agent. Due to this functional mechanism of bacterias with in the biofilm, they become resistant to antibiotics.

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Biotic and abiotic a moth immediately
Natasha_Volkova [10]

Answer:

moth is biotic

Explanation:

biotics are living things

7 0
3 years ago
Endometriosis occurs when endometrial tissue, which normally grows inside the uterus, grows outside the uterus. Based on the mod
Gnesinka [82]

Answer:

Endometrosis could negatively affect the probability of gestating an embryo if they are growing inward. The affection of the fallopian tubes and the uterus could alter the implantation or even generate complications for the embryo during pregnancy.

In addition, endometriosis generates painful conditions in the abdominal area to the point that it is considered as menstrual cramps during menstruation, women who suffer from this disease suffer a lot during the menstrual cycle.

Regarding the reproductive system, those female reproductive systems that suffer from this disease are considered potentially malignant, since many malignant neoplasms are incited to appear in these foci of excessive proliferation of the endometrium.

Explanation:

Endometriosis can affect the walls of the fallopian tube and the uterus, since it occurs in the endometrium, that is why it bears that name.

The macroscopic appearance of this lesion at the histological level is a tumor nodule, since they are proliferative foci.

8 0
4 years ago
Read 2 more answers
A child has sickle-cell disease (ss) but neither parent is ill. What must be true of her parents’ genotypes? The father is heter
Andreyy89

Answer:

Both parents are heterozygous carriers.

Explanation:

Both parents are heterozygous carriers. Sickle Cell Anaemia is usually referred to as a recessive condition since an individual must have two copies of the sickle gene in order to have the disorder.

Since neither of the parents is ill, both of them must be heterozygous carriers for the child to have the disorder

3 0
3 years ago
Read 2 more answers
In which of the following structures of a vascular plant would you expect to find totipotent cells? select all correct choices.
natita [175]
The choices can be found elsewhere and as follows:

A. mature leaves
B. shoot apical meristem
C. cell elongation zone
<span>D. axillary buds
</span>
I think the correct answers are option B and D. It would be at the shoot apical meristem and the axillary buds that <span> a vascular plant would you expect to find totipotent cells. Hope this answers the question.</span>
8 0
4 years ago
Why does dna replication occur before mitosis
shepuryov [24]
The DNA has to replicate before mitosis to keep the number of chromosomes consistent. Hope this helps.
5 0
3 years ago
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