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satela [25.4K]
4 years ago
11

Question 1 Unsaved

Biology
2 answers:
malfutka [58]4 years ago
8 0
<span>Crossing over of homologous chromosomes during meiosis</span>
zimovet [89]4 years ago
3 0

Answer;

Crossing over of homologous chromosomes during meiosis.


Parents can pass on chromosomes to their children that are different than their own when the new gene combinations are created by Crossing over of homologous chromosomes during meiosis.


Explanation;

Meiosis is a type of cell division in which a parent cell divides into four daughter cells that are haploid (one set of chromosome).

During meiosis there is genetic variation as a result of cross over and recombination between homologous chromosomes.

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Chemotherapy is a type of cancer treatment. It can result in hair loss due to damage to hair follicles - these are the cells tha
cestrela7 [59]

Answer:

This is because chemotherapy targets rapidly-dividing cells throughout the body, aiming at the cancer but also affecting the healthy cells that produce hair on the scalp and all over the body.

7 0
2 years ago
The organelle responsible for receiving, packaging, and shipping proteins is called the
USPshnik [31]
I believe the answer is actually D. golgi apparatus

Here is a simplified breakdown of each term:
a. lyosomes digest things
b. ribosomes make proteins
c. mitochondria is the power house of the cell
d. gogli apparatus packages proteins into vesicles to be shipped out of the cell
8 0
4 years ago
How many genes are shared by all viruses?
Dominik [7]

Answer:

200 approximate

Explanation:

depends how many in common

5 0
3 years ago
Upon reviewing the client's medical record, the nurse finds the client has left ptosis. the nurse would assess the client for wh
EastWind [94]
<span>Ptosis refers to drooping of an upper eyelid of one or both eyes. The droop may be hardly visible, or the lid can move down over the entire pupil. Ptosis can affect both children and adults, however more often than not happens for the reason that of aging. In some cases, droopy eyelid is caused by additional grim circumstances, such as a stroke, brain tumor, or cancer of the nerves or muscles. Neurological disorders that affect the nerves or muscles of the eyes , such as myasthenia gravis can also lead to ptosis.</span>
4 0
3 years ago
What does the endosymbiont theory state? Do mitochondria and chloroplast contain their own genetic material and protein synthesi
Simora [160]

Answer:

Endosymbiotic theory deals with the origin of eukaryotes from the prokaryotes through evolution

Explanation:

Endosymbiotic theory states that eukaryotic organelles such as mitochondria, chloroplast are generally evolved from free living bacteria.Mitochondria is originated from proteobacteria and chloroplast is generated from cyanobacteria through symbiosis.

    Both mitochondria and chloroplast contain double strand circular DNA  and also have their own protein synthesis machinery but most of the mitochondrial proteins are synthesized within nucleus and then transported to the mitochondria.

4 0
4 years ago
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