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Vikki [24]
2 years ago
13

The first true antibiotic was __________, which was discovered by __________. View Available Hint(s)for Part A streptomyces; Sel

man Waksman penicillin; Alexander Fleming arsenic compounds; Paul Enrich sulfanilamide; Gerhart Domagk
Biology
1 answer:
Ilia_Sergeevich [38]2 years ago
8 0

Answer:

penicillin, Alexander Fleming

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If there are 72 donors in all, how many of them are at the silver level?
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Answer:

36

Explanation:

If you divide 72 by 2 the answer would be 36

6 0
3 years ago
Land that used to be a meadow is converted to a housing development. the next year, fewer milkweed flowers are observed. what ha
adelina 88 [10]

A former meadow is turned into a housing complex, and the next year, fewer milkweed blooms are seen due to pollination.

What applications does milkweed have?

The herb has also been used medicinally despite the danger of poisoning. Many native cultures chewed the roots of milkweed to heal diarrhea and used the sap to remove warts. Infusions and salves were also made from it to treat asthma, coughing, fevers, rashes, and swelling.

What kind of soil is ideal for milkweed growth?

In regions with more rainfall, like the eastern United States, milkweed thrives. Asclepias tuberosa, sometimes known as butterfly weed, thrives in drier climates like those in the western United States. Sand or gravelly soils are required. The Clay variety is an anomaly since it thrives on heavier soils, especially dry clay. Plant under the intense sun.

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6 0
2 years ago
Arrange the symbols to form a DNA molecule.
Julli [10]

The right answers are mentioned in the picture.

A base pair (bp) is the pairing of two nucleobases located on two complementary strands of DNA or RNA. This pairing is carried out by hydrogen bridges. There are four types of nucleic bases: A-T-C-G, these letters for Adenine, Thymine, Cytosine, and Guanine. A with T and C with G.

It is also necessary to take into account the antiparallel character of the DNA strands. If a strand is in the 5 '3' direction, its complete strand is in the 3 '5' direction.

5 0
3 years ago
5. By about how much did average global temperatures increase from 1880 to<br> 2020?*
expeople1 [14]
2 degrees Fahrenheit and ~ 1 degree Celsius
4 0
3 years ago
Which region of the human brain best distinguishes us from other animals?
MAVERICK [17]

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5 0
3 years ago
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