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
Setler79 [48]
3 years ago
7

Describe why Alleles occur in pairs?

Biology
1 answer:
Arada [10]3 years ago
3 0

Answer:

Alleles occur in pairs because chromosomes come in pairs for each trait, there will be two possible alleles. These different versions of genes (alleles) occur as the DNA base sequence is different. This combination of alleles for each trait is called the genotype; this can be any combination of two of the available alleles.

You might be interested in
Which is part of the endosymbiont theory? Autotrophic prokaryotes evolved into mitochondria. Eukaryotes engulfed photosynthesizi
MrRa [10]

Answer:

The correct answer is eukaryotes engulfed photosynthesizing prokaryotes

Explanation:

The endosymbiotic theory or symbiogenesis is an evolutionary theory that traces the origin of eukaryotic cells from prokaryotic organisms. It explains that some of the organelles (Mitochondria and Chloroplasts) in eukaryotic cells evolved from free-living prokaryotic microbes which were ingested or engulfed. The ingested prokaryotic cells survived within the organism and developed a symbiotic relationship.

According to the theory, chloroplasts was formed when eukaryotes engulfed photosynthesizing prokaryotes and mitochondria was formed when bacteria capable of aerobic respiration were engulfed.

6 0
3 years ago
Can birth defects that are environmental be prevented?
Mashcka [7]

Answer:

Most birth defects can't be prevented, but you can take some steps to reduce the likelihood of environmental effects. Remember to always discuss your concerns with your healthcare provider and follow their instructions regarding screening tests, medications, etc.

Explanation:

6 0
2 years ago
Two friends are at a concert. They discover a location in the auditorium where the band sounds significantly louder than in othe
Nutka1998 [239]
The answer is constructive interference because two waves meet at one point of the room and amplifies sound.
7 0
3 years ago
Read 2 more answers
What is the phenotypic ratio of a monohybrid cross between two heterozygous parents?.
Lesechka [4]

Answer:

If both parents are heterozygous in a monohybrid cross, the offspring will have a phenotypic ratio of 3:1. If both are heterozygous for both traits in a dihybrid cross, the phenotypic ratio will be 9:3:3:1.

6 0
2 years ago
what is the complete set of all chromosomes of a cell of any living organism. They are often displayed in a photograph of chromo
Karo-lina-s [1.5K]
I think the answer to this is Karyotype or law of dominance. <span />
6 0
3 years ago
Other questions:
  • "match the terms below on the left with the definitions to their right. do this by inserting into" ​ principal-agent problem
    10·1 answer
  • Can someone simply explain what hyponatremia is
    11·2 answers
  • The__
    15·1 answer
  • Cellular Respiration (there is more than one correct answer)
    10·1 answer
  • What kind of exercise should you do during a warm-up?
    10·1 answer
  • What is the system for naming organisms that is used today called
    12·1 answer
  • Are molecules larger or smaller than cells and why?
    15·2 answers
  • In what ways could globalization possibly impact negatively and/or positively your current or future work environment.
    5·1 answer
  • This is a simple sugar that provides energy to organisms.
    10·1 answer
  • Hello! I Need help with this. Please Help Make Sure you explain your answer i will be marking brainliest to the first person who
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!