1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Naddika [18.5K]
3 years ago
8

Crossing over occurs in prophase of meiosis I. Crossing over results in A. half the number of original chromosomes. B. double th

e number of original chromosomes. C. genetically identical homologous chromosomes. D. new combinations of genes.
Biology
2 answers:
dlinn [17]3 years ago
7 0

Answer:

New combinations of genes.

Explanation:

Crossing over may be defined as the process of the  exchange of the genetic material of the homologous chromosomes between non sister chromatids . The crossing over occurs in the prophase of the meiosis.

The some portion of genetic material exchanges randomly on the crossing over. This causes the generation of the new combination of genes in the organism. The linked chromosomes shows crossing over between them.

Thus, the correct answer is option (D).

klio [65]3 years ago
6 0

D. new combinations of genes.

You might be interested in
Help asap plsssssssssssssssssssssss
natita [175]
This is a question that you would have to answer

for example: i found a small and colorless bear looking animal(sight). When i touched it was fuzzy and soft(touch). It smelled like dirt and lavender(smell). The creature was sleeping and it was breathing slowly(hearing). I took one of its hair’s and it was like human hair(taste)

BUT REMEMBER since it’s a species it could be an animal or human or a plant.

hopefully I could help!!
3 0
3 years ago
What type of selection relates to the average birth weight of humans babies?
vovangra [49]
<span>Human weight at the time of birth is influenced by stabilizing selection. Stabilizing selection, also known as negative selection, purifying selection or normalizing selection, is a type of natural selection in which genetic diversity decays according to a particular value of the character. This is the most common mechanism of action of natural selection.</span>
8 0
4 years ago
Hyaluronic acid fillers may be longer-lasting than previously described: A case report of delayed filler-associated facial cellu
chubhunter [2.5K]

The most popular injectable augmentation product is a hyaluronic acid-based filler because it is more effective and safe than other injection fillers. Although the problem of infected filler is well established, it is unclear how long the filler will last before being absorbed. A case of hyaluronic acid-based filler-exacerbated facial cellulitis that occurred 2.5 years after filler administration was presented.

<h3>What are Injectable filler ?</h3>

Injectable filler is a soft tissue filler that can be injected into the skin at various depths to smooth out facial wrinkles, add volume to the face, and enhance facial characteristics.

  • When it comes to filling up wrinkles, creases, and sagging skin, hyaluronic acid fillers are a fantastic alternative. The procedure is not overly intrusive, the results show up right away, and it takes six to 18 months to complete.

Learn more about Injectable filler here:

brainly.com/question/4455725

#SPJ4

8 0
2 years ago
Answer the following questions.
Dafna1 [17]

Answer: reading paper books and magazines,  sleeping in beds under cotton sheets, having a sandwich for lunch , sitting at wooden desks , I picking wildflowers , eating a favorite breakfast cereal.

Explanation: These are all correct because each has to deal with plants. For example, reading the paper books, sleeping in the bed and sitting at the wooden desk all have to due with the products that come from plants. Paper, cotton, and wood are all grown from plants and turned into resources. Next picking flowers, eating foods are also direct examples of how plants help us. Picking flowers that come directly from plants. Then eating food that is grown from plants shows that it is directly plants providing for humans.

6 0
3 years ago
Explain how the structure of your fingers is related to their grasping function.
Karolina [17]

<u>ANSWER:</u>

The muscles and joints allow the hands to perform their function of holding and grasping a wide variety of things.

<u>EXPLANATION:</u>

  • The structure of hands is "very delicate and complex". The tendons, nerve fibres, tissues and thin muscles are located right under the skin.
  • The bones of the hand including the 4 carpal bones, 5 metacarpal and 14 finger bones are all connected by joints and ligaments and these allow the hand to grasp things.
  • The wrist is made of "two parts of a joint" that allow the extension and stretching of hands.
6 0
3 years ago
Other questions:
  • What might happen to the sea star population after oyster beds are destroyed
    9·1 answer
  • 2 3 4 5 6 7 8 9 10 TIME REMAINING 18:25 Which is an example of why the process of photosynthesis is important to life on Earth?
    7·2 answers
  • Physiological studies indicate that damage to the area of the brain known as the _______ can disrupt behaviors that depend on wo
    15·1 answer
  • What occurs when a ball falls from a balcony
    9·1 answer
  • A bird that preys on moths is introduced to the habitat with moths and trees like the ones shown below.
    8·2 answers
  • Which are required for natural selection to occur
    15·1 answer
  • Before placing the potato in the beaker, the student used an electronic balance to determine the mass of the
    8·1 answer
  • ~~6. what are five limiting factors that would control the population density of weeds
    6·2 answers
  • Aerobic respiration produces _______ as products.
    5·1 answer
  • The Piney Woods ecoregion in Texas receives more than 50 inches of rain each year and is home to many different species of plant
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!