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
astra-53 [7]
3 years ago
8

What is happening to our DNA that is causing change?

Biology
2 answers:
Hitman42 [59]3 years ago
3 0

Answer:

Environmental exposure to certain chemicals, ultraviolet radiation, or other external factors can also cause DNA to change. These external agents of genetic change are called mutagens.

IrinaK [193]3 years ago
3 0

Answer:

Environmental exposure to certain chemicals, ultraviolet radiation, or other external factors can also cause DNA to change. These external agents of genetic change are called mutagens

You might be interested in
Can I please get help ASAPPPPP !!!
lara [203]
Depends on what it is

6 0
4 years ago
What are the skeletal difference between a biped and a quadruped?
Allushta [10]
To see the difference between <span>biped and a quadruped,</span> let's compare the skeletons of the man (biped) and the horse (quadruped):

*The man has the bigger pelvis: he has to bear the weight of the body.*The scapula is smaller.*The bones of the hind leg bigger.*The forearms more mobile.*The man has the spine that attaches under the skull.*And the tail that has completely regressed.
the man has adapted to standing and biped (he walks on 2 feet): his hind legs are reinforced.
8 0
3 years ago
A man with the autosomal recessive disorder phenylketonuria (PKU) and a woman without PKu heve a son named Peter, who does not h
Anton [14]

Answer:

<h2>2. Peter's maternal grandfather has PKU.</h2>

Explanation:

  • Such type of the genetic disorder in which two copies of a gene must be mutated at a time is called autosomal recessive disorder such as sickle cell anemia, phenylketonuria, and some other diseases.
  • When a sing copy of a gene is mutated in a person then this disorder is not appeared and the person is called a carrier.
  •  So when a child is born by two carrier parents then there is a chance that a child will be affected if both the parents donate mutated genes.
  • In the case of Peter, since peter does not show this defect this means his maternal grandfather was affected by this disorder.

5 0
3 years ago
This is a picture of my homework.
anygoal [31]

Answer:

T~T

Explanation:

sowwy I can't, I can't see them very well but just guess and google the ones you can, good luck!!

6 0
3 years ago
How amphibians regulate their body temperature?
Allushta [10]
Frog temperature. Frogs are ectotherms, this means they gettheir heat from external sources. They are sometimes called 'cold blooded', but in fact they do not have cold blood, it is justregulated by their environment. In comparison, humans are endotherms and can maintain their body temperature at about 37°C.
8 0
3 years ago
Read 2 more answers
Other questions:
  • Select all that apply. Nucleic acids _____. are the largest of the four main biological macromolecules determine whether an orga
    6·2 answers
  • The use of corn to make alcohol is an example of
    14·2 answers
  • Neostigmine is an indirect-acting anticholinesterase drug that is used to treat urinary retention by: Multiple Choice1. increasi
    14·1 answer
  • A lentil plant with spotted seeds was crossed with another that had dotted seeds. The F1 plants turned out to have seeds that ha
    12·1 answer
  • Is an environment in which an organism's needs are met.​
    6·2 answers
  • Which of the following is the scientific term for an organism that makes its food from inorganic materials?a.autotroph
    12·1 answer
  • A punnett square charts the separation of alleles into what?
    9·1 answer
  • A veterinary team is called to a ranch after the rancher found a cow that had been lost for the past week. The cow is down and h
    11·2 answers
  • The phase during mitosis when chromosomes line up in the center of the cell is:
    7·1 answer
  • It is common for a normal, healthy individual to carry potentially pathogenic organisms in their upper respiratory tract.
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!