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Ira Lisetskai
11 days ago
5

Humans process some foods by adding chemicals to reduce harmful bacterial growth. This allows foods to be edible for longer peri

ods of time. Which best describes the advantages of food processing? control of density-independent limiting factors such as disease spread control of density-dependent limiting factors such as disease spread control of density-dependent limiting factors such as predation control of density-independent limiting factors such as predation
Biology
2 answers:
vlada-n [1.8K]11 days ago
7 0
okay
enyata [1.7K]11 days ago
3 0
management of density-dependent limiting factors like the spread of diseases.
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Explain why straightening an athlete's leg and rubbing it vigorously helps to relieve a muscle cramp.
11111nata11111 [1806]
A muscle cramp happens when a muscle contracts involuntarily and suddenly. Various factors can cause this, such as insufficient minerals like calcium or poor blood flow.
By straightening and vigorously massaging an athlete's leg, the muscle relaxes and returns to its normal position.
5 0
1 month ago
Amphiarthrodial joints display ___ movement than synarthrodial joints.
garik1379 [1541]
The response to this inquiry indicates an increase in mobility. The amphiarthrodial joint is located within the rib cage and lacks a synovial cavity, permitting only limited movement. However, movement does not occur at all in synarthrodial joints. An instance of a synarthrodial joint would be the sutures found in the skull, where the joints in adults are immobile and therefore maintain a fixed volume.
7 0
12 days ago
In a sample of 2,400 people, 1,482 were found to have the dominant (taster) phenotype. Assuming that the population is in Hardy-
Tresset [1663]

Answer:

1128.

Explanation:

The phenotype for dominant tasters is 1482.

The phenotype for recessive tasters = 2400 – 1482 = 918.

Recessive phenotypes = 2400 – 1482 = 918.

The frequency of the recessive phenotype = q² = 918 / 2400 = 0.38.

The frequency of the recessive allele q = √0.38 = 0.62.

For the dominant allele frequency, p = 1-q = 1- 0.62 = 0.38.

The heterozygous frequency =  2pq = 2 × 0.38 × 0.62 = 0.47.

The number of heterozygous individuals within the population = 0.47 × 2400 = 1128.

Thus, the result is 1128.

5 0
1 month ago
A scientist who studies the interactions that determine the distribution and abundance of organisms in the organisms' ecosystem,
garik1379 [1541]
<span>The scientific examination of how organisms are distributed and their abundance, along with the interactions that affect these aspects. This definition includes not only the flora and fauna recognized by Haeckel but also microscopic life forms like Bacteria, Archaea, and protozoa.</span>
4 0
29 days ago
Blue whales have 44 chromosomes in every cell. determine how many chromosomes you would expect to find in the following:Sperm ce
inysia [1669]

Sperm Cell: Anticipated chromosome count is 22.

The sperm cell, measuring around 5 micrometers in diameter, is significantly smaller than the ovum and has a flagellum that is 60 micrometers long for movement. To enhance mobility and reach the egg swiftly, it reduces cytoplasm and packs its DNA tightly. The head features an acrosome packed with enzymes to aid in penetrating the egg's membrane.

As a haploid cell, it carries half the genetic material of the organism, which is lost during meiosis in the spermatogenesis occurring in the testes' seminiferous tubules.


Egg Cell: Expected to have 22 chromosomes.

The egg is the female-produced gamete in animals.

Like all gametes, the egg is haploid, thus containing half the chromosomal count of the future embryo, resulting in 22 chromosomes rather than 44. This egg will eventually combine with a sperm to create an embryo with 44 chromosomes.


Daughter Cell from Mitosis: Predicted number of chromosomes is 44.

Mitosis produces daughter cells identical to the parent cell during asexual reproduction, maintaining chromosome number without splitting it in half.

Mitosis is a type of asexual cell division, which replicates a mother cell into two genetically identical daughter cells.


Daughter Cell from Meiosis II: Expected chromosome count is 22.

Meiosis is a specialized cell division that transforms a diploid cell containing 2n chromosomes (here, 2n=44) into four haploid daughter cells with n chromosomes (n=22). This reproductive process occurs in the gonads to form gametes.

4 0
5 days ago
Read 2 more answers
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