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maria [59]
3 years ago
7

From which substance are antibiotics usually derived?

Biology
1 answer:
rodikova [14]3 years ago
5 0
Antibiotics are usually derived from bacteria.
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While a home was undergoing a renovation, workers discovered that there was asbestos in the walls. Before any further work could
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Asbestos was used in housing for many years because it was cheap to manufacture and was amazingly heat-resistant, but was found to be incredibly dangerous, causing innumerous accounts of lung cancer and related problems.

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What is the order of the distinct divisions of the plant kingdom?
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Answer;

Kingdom, Division, Class, Order, Family, Genus and Species

Explanation;

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-Division Spermatophyta comprises all the seed bearing plants. They are familiar green plants which produce seeds through flowers or cones. The division spermatophyte consists of two main subdivisions: Gymnospermatophyta and Angiospermatophyta, which are the divided into classes and so forth,.

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2 years ago
Was the allele for white fur ever fully eliminated from the gene pool of the population? Explain why you think the allele would
Alina [70]

Answer:

Explanation:

According to hardy-weinberg principle that says in a large random mating population in the absence of migration,mutation and selection the gene and genotype frequency remains constant.

In a large random mating population the frequency of an Allele for white fur will remains in the population when there is no migration,mutation, or selection but the organism mate at random leading to production of offspring with similar Allele with there parents but when the population is small and random mating occur some allele will be selected against and lost in the population due to flunctuation in the population.

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3 years ago
The advantages of seeds, compared to spores, include ________.
d1i1m1o1n [39]
Seeds have cotyledons from where they can draw their nutrient in their early stages of development. Pollens must draw their nutrient from their environment from the start. Seeds have an outer coating (testa) that protects the embryo and enable it to remain dormant in the soil until right conditions for growth set forth Seeds have a fully developed embryo that can begin to grow immediately there are right conditions. However, pollen has a single cell instead of an embryo, which must undertake cell division and specialization before beginning to germinate
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Which type of blood types is<br>most suitable for transfusion in a<br>patient of blood type A?<br>​
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blood type A

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gesture

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