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Firdavs [7]
4 years ago
13

Which of the following has contributed the most to the increase of invasive species in Europe?

Biology
1 answer:
Zielflug [23.3K]4 years ago
3 0
Answer: A<span>n increase in trade across the continent. </span>
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A scientist engineers a virus that contains the gene thought to provide bacterial resistance to the antibiotic vancomycin. The s
ikadub [295]

Answer:

Transduction

Explanation:

Bacteriophages (or phages) are viruses known for its ability to contaminate and become a parasite in a bacteria. These phages can pass its DNA from a single bacterium to another bacterium, via a means referred to as genetic transduction.

This is believed to be the centre route through which bacteria evolve and possess the antibiotic resistance and virulence factors that increases the formation of new and an increasingly more pathogenic strains.

The mechanisms of genetic transduction includes generalized and specialized transduction.

3 0
3 years ago
characterization of n-2-fixing plant growth promoting endophytic and epiphytic bacterial community of indian cultivated and wild
FrozenT [24]

The variety of endophytic and epiphytic diazotrophs is particular to the niche (i.e., leaf, stem, and root) of various genotypes and the organ's nutrition availability.

The cultivation of non-leguminous crops like rice can be facilitated and sustained by immunizing against the local, polyvalent diazotrophs. Therefore, three Indian cultivated [Oryza sativa L. var. Sabita (semi deep/deep water)/Swarna (rain fed shallow lowland)/Swarna-Sub1 (submergence tolerant)] and a wild rice genotype that respond differently to nitrogenous fertilizers have had N2-fixing plant growth promoting bacteria (PGPB) isolated from various parts of the plants. Based on acetylene reduction assay on nitrogenase activity, biochemical tests, BIOLOG, and 16S rRNA gene sequencing, 35 isolates from four rice genotypes were grouped. The bacteria generated between 9.36 to 155.83 mole C2H4 mg dry bacteria per hour, and among these, nifH-sequence analysis was used to supplement the nitrogenase activity of 11 powerful isolates. Based on 16S rDNA sequencing, phylogenetic analysis separated them into five groups (shared 95–100% sequence homology with type strains) that belonged to five classes: alpha (Amylobacter, Az rhizobium, Az spirillum, Rhizobium, Bradyrhizobium, Sinorhizobium, Novosphingobium spp.), beta (Burkholderia sp.), gamma (Micro bacterium sp.). In addition, all bacterial strains produced siderophore (from 0.16 to 0.57 mol/l) and indole (0.44 to 7.4 g/l), ammonia (0.18 to 6 mmol/l), and nitrite (0.01-3.4 mol/l) as inherent PGP characteristics. Select isolates improved plant growth metrics including shoot and root elongation, which were connected with in vitro PGP, in rice (cv. Swarna) seedlings.

Learn more about endophytic brainly.com/question/18178273

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7 0
2 years ago
Which is not considered part of the cytoplasm?
Gnoma [55]
You did not provide options therefor i can not be exact but the cell membrane and cell walls are what contain the cytoplazm so it would not be ar
 part of it
8 0
3 years ago
What is the name of the bacteria that live in the large intestine and help to form feces out of the waste material?
STatiana [176]

Answer:

e-coli

Explanation:

8 0
3 years ago
Read 2 more answers
If a single mutation turns off the growth of some pairs of legs within an organism, what's most likely affected
mamaluj [8]
There will be a defect. Some legs will most likely be longer than others.
7 0
4 years ago
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