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
trasher [3.6K]
2 years ago
10

4.Gregor Mendel crosses two pea plants. One pea plant has purple flowers (Pp),

Biology
1 answer:
Zanzabum2 years ago
5 0

Answer: 25% chance they will have white flowers.

Explanation: a recessive gene can only be expressed if both parents recessive genes line up (pp). A punnet square will show that there is only 1/4 chance that both recessive genes will line up

You might be interested in
a white mouse is crossed with a black mouse. all the offspring were gray. the genes for fur color in mice show?
Alika [10]
<span>partial dominance. is the best way or it can be 3/4.

</span>
7 0
3 years ago
Read 2 more answers
It has been observed that certain species of insects which had not previously caused significant harm have become serious pests.
bulgar [2K]
What do you mean <span>It has been observed that certain species of insects which had not previously caused significant harm have become serious pests. the best explanation for this phenomenon is that the pesticide killed off predators which had previously held this species in check. a mutation occurred in the species. the pesticide increased the vigor of the species. was able to be used by the pest as an additional food source is also a reproductive for some insect species. </span><span />
7 0
3 years ago
5. What process happens when rocks break down due to reaction with water,
Blababa [14]

Answer:

Chemical engineering

Explanation: I am not really that good at science but my opinion is that it is chemical engineering because the process of the rock breaking down with the listed factors of water, carbon dioxide etc. If you are not sure you can also look of the definition for each of the engineering factors...

4 0
3 years ago
Trees convert light energy to chemical energy. When wood is burned, chemical energy becomes thermal energy. This heat can be use
seropon [69]

By electric power station, where charcoal is used to produce electric energy.

7 0
3 years ago
Why are the processes of oxidation and reduction important to cellular respiration?
DiKsa [7]

Answer:

During aerobic respiration, oxygen is reduced, donating an electron to hydrogen to form water. The entire process of cellular respiration oxidizes glucose. This produces the majority of the energy released in cellular respiration

Explanation:

im taking the same thing :)

6 0
3 years ago
Other questions:
  • Review the criteria used to distinguish between colonial and multicellular organisms. why is volvox not considered multicellular
    5·2 answers
  • A radula is a specialized feeding organ used to scrape material off of a substrate for ingestion, much like a cheese grater scra
    5·1 answer
  • How is cell signaling similar to metabolic pathways such as cellular respiration?
    12·1 answer
  • Why do scientists think that RNA may have evolved before DNA?
    14·1 answer
  • A research biologist is studying cells from a new organism recently discovered in the Brazilian rainforest. She determines that
    8·1 answer
  • Why do oxygen gas and hydrogen gas have different properties?
    11·1 answer
  • A student is conducting their science experiment on the effect of caffeine on dogs. He has 3 groups of test subjects. The 1st gr
    7·2 answers
  • Which parts of Earth are most similar to the plate with an axis angle of 80°?
    13·1 answer
  • A renewable resource is one that?
    5·1 answer
  • Meropenem by continuous versus intermittent infusion in ventilator-associated pneumonia due to gram-negative bacilli.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!