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inn [45]
3 years ago
10

*FIRST TO ANSWER GETS BRAINLIEST!*

Biology
2 answers:
san4es73 [151]3 years ago
7 0

Answer:

1.That is the main difference between sexual and asexual reproduction. Sexual reproduction just means combining genetic material from two parents. Asexual reproduction produces offspring genetically identical to the one parent

2.Genes are segments of deoxyribonucleic acid (DNA) that contain the code for a specific protein that functions in one or more types of cells in the body. Chromosomes are structures within cells that contain a person's genes. Genes are contained in chromosomes, which are mainly in the cell nucleus.

3.Dominant Gene/Factor/Trait/Allele:

It is able to express itself even in the presence of its recessive allele. It does not require another similar allele to produce its effect on the phenotype.

4. Gene

5.observable characteristics

6.Dominance affects the phenotype derived from an organism's genes, but it does not affect the way these genes are inherited.

7.Environmental Factors. Many things in the environment can affect our health. Hazardous substances found in the air, soil and water can originate from a variety of sources, such as agricultural and industrial activities, mining operations, landfills and leaky underground storage tanks.

8.Sickle cell disease is a group of disorders that affects hemoglobin, the molecule in red blood cells that delivers oxygen to cells throughout the body. People with this disorder have atypical hemoglobin molecules called hemoglobin S, which can distort red blood cells into a sickle, or crescent, shape.

Diabetes is a disease in which your blood glucose, or blood sugar, levels are too high. Glucose comes from the foods you eat. Insulin is a hormone that helps the glucose get into your cells to give them energy. With type 1 diabetes, your body does not make insulin.

Acne is a skin condition that occurs when your hair follicles become plugged with oil and dead skin cells.

IrinaVladis [17]3 years ago
6 0

Answer for number 8

Explanation:

Sickle Cell Anemia:  Sickle cell anemia is a blood disease that is caused by abnormally shaped red blood cells. The abnormal cells are long and curved rather than round. The long, sickle shape of the cells can cause them to get stuck in narrow blood vessels. This can cause painful attacks. The disease is not curable, but it can be treated with medicine.

Diabetes:  Diabetes is a disease that affects the pancreas, causing the body to become unable to control the amount of sugar in the blood. There are two types of diabetes: type 1 and type 2. People with type 1 diabetes do not produce enough insulin to control their blood sugar levels. People with type 2 diabetes cannot use the insulin in their body properly. Both types must check their blood sugar regularly to support proper health and may need to take medication to help them.

Common symptoms of diabetes include the following: frequent urination, feeling very thirsty, blurry vision, and cuts or bruises that are slow to heal.

Acne: Acne is a form of skin infection caused by excessive oil, called sebum, that blocks the pores and traps bacteria. In response to the trapped bacteria, the skin produces a red bump.

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Define virus and virion, and describe the parts of a virion.
leva [86]

Answer:

A virus is a tiny infectious biological agent that can only replicate or duplicate inside the host cell. These infectious agents can infect all different types of living organisms ranging from animals and plants to microorganisms and archaea and bacteria.

Virions are ineffective particle or form of the virus outside of the host cell, with RNA or DNA and a protein capsid.

The main role of these infectious agent virions is to transfer the DNA or RNA genome from itself to the cell of host and expressed the gene which means produce proteins from the genome transferred to the host cell.

6 0
3 years ago
(Fill in the blank)
prisoha [69]

Answer:

Capsule

Explanation:

In many bacterial species, an extracellular layer composed of a polysaccharide especially a monosaccharide is produced around the cell wall of the bacteria. This extracellular layer is known as the slime layer or the capsule.

The capsule in bacteria serves many purposes like it protects the bacteria from the destruction by the white blood cell in the host, it enables the bacteria to adhere to the substrates and protect it.

In the plant group called the bryophytes also a capsule structure is present which grows in the sporophytic phase and encloses the spores, therefore, the capsule is considered the sporangium of the bryophytes.

Thus, the capsule is correct.

7 0
3 years ago
One hundred vegetarian residents of a farming village raise various crops for their own consumption on a parcel of land. They sa
Roman55 [17]

Answer: D. at most 10

Explanation:

Using the energy pyramid, the ratio of grassland to primary consumer to secondary consumer is: 100:10:1 respectively.

Thus if the grassland supports 100 cattle (primary consumer), the numbers of humans (secondary consumer) the cattle can feed will be;

100/10 = 10.

6 0
3 years ago
Sexual reproduction includes a reproductive pattern called _____.
Reptile [31]
Missing choices:
a) hermaphroditism
b) budding
c) fragmentation
d) fission
e) regeneration

<span>Sexual reproduction includes a reproductive pattern called A. HERMAPHRODITISM.

Hermaphroditism is defined as a condition that a single organism has both male and female reproductive organs.</span>
6 0
3 years ago
What is an allele?
Natali [406]

Answer: Just did the lesson on this, the answer is  C.

Explanation:An allele is one of the possible forms of a gene. Most genes have two alleles, a dominant allele and a recessive allele. If an organism is heterozygous for that trait, or possesses one of each allele, then the dominant trait is expressed. ... So a gene is a particular region of your DNA that controls a specific trait.

6 0
3 years ago
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