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
MrRa [10]
4 years ago
5

Why is it impossible to predict the phenotype of the offspring by observing only the phenotype of the two parents?

Biology
2 answers:
igomit [66]4 years ago
6 0

Because some trait's phenotypes don't indicate their genotypes so in order to predict the phenotype of the offspring you have to know the genotypes of the parents

Whitepunk [10]4 years ago
6 0

Answer: In the process of meiosis, alleles separate and are added to the gametes in an independent manner. While each gamete (egg or sperm cell) therefore contains one allele for each gene, it's impossible to know which allele, because alleles segregate in a random manner. However, it's possible to calculate probabilities that the offspring will have a given allele using Punnett squares.

Explanation: PENN FOSTER

You might be interested in
What does it mean when we say that dna replication is semiconservative
Pavlova-9 [17]
DNA replication is semiconservative in the sense that is uses one old strand to create a new strand.

Thus, it conserves a strand to create a new item in a sense.

Hope this helps!
5 0
3 years ago
The atmosphere is a closed system.<br> True<br> False
kherson [118]

The atmosphere is a closed system.

False

5 0
3 years ago
Read 2 more answers
One method of lessening the environmental impact of strip mining is to -
Lubov Fominskaja [6]
One method of lessening the environmental impact of strip mining is by replacing landscaping after mining. This will help to seal off the bare land to avoid accidents. It also prevents soil erosion of the lose soil due to mining. Landscaping will modify the features of the land and make it beautiful and environment friendly 
8 0
3 years ago
What term describes the blood<br> pressure when the heart is at rest?
jeyben [28]

Answer:

diastolic pressure

Explanation:

Your blood pressure is highest when your heart beats, pumping the blood. This is called systolic pressure. When your heart is at rest, between beats, your blood pressure falls. This is called diastolic pressure.

4 0
2 years ago
Read 2 more answers
Helps activate T cells, which are produced in bone marrow but mature in the thymus gland<br> HELLPP
love history [14]

Answer:

peptide antigens by MHC class II molecules

Explanation:

Helper T cells are activated by peptide antigens by MHC class II molecules. These antigens express on the surface of antigen-presenting cells (APCs). After activation, the T helper cells divide and secrete cytokines  to assist the immune response.

3 0
3 years ago
Other questions:
  • Q.
    14·1 answer
  • Assume that genes A and B are 50 map units apart on the same chromosome. An animal heterozygous at both loci is crossed with one
    12·1 answer
  • Which would least likely result from a chromosomal change?
    12·2 answers
  • In 1937, a man employed to lay water pipes was found to be the source of a severe epidemic of typhoid fever. The man, an asympto
    12·1 answer
  • A wave creates a strong undertow. what kind of wave is it?
    13·1 answer
  • Components in exhaled and inhaled air​
    7·1 answer
  • Which of the following correctly lists the organizational hierarchy of organisms from simplest to most complex?
    5·2 answers
  • Plz help me with this cells question
    7·2 answers
  • 12 of 12Items
    10·1 answer
  • What are the reasons for the adaptation of organisms to the environment​
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!