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
Iteru [2.4K]
3 years ago
6

A human female has a special pair of chromosomes that are represented by the letters A) XX. B) XY. C) YY. D) XZ.

Biology
1 answer:
AleksAgata [21]3 years ago
7 0

Answer:

A) XX

Explanation:

Each human cell is diploid (2n) and possesses 23 pairs of chromosomes. Out of 23 pairs, 22 pairs are autosomes and 1 pair is sex chromosomes. Sex chromosomes are designated by alphabet X and Y. In human females, each cell has two XX chromosomes, whereas males have one X and one Y sex chromosome.

You might be interested in
In non-medelian genetics, chickens have a trait for feather color. Black is dominant and so is white. The heterozygous version o
inysia [295]

Answer:

25%

Explanation:

I know this for sure

8 0
3 years ago
Acid rain is mostly a problem in the _____.
Misha Larkins [42]
Answer; 
Acid rain is mostly a problem in the Northern Hemisphere.

Explanation;
This can be attributed to the fact that the area has a large, densely populated cities and a concentrated number of industrial and power plants in an area. These factors contribute to acidic gases in the environment such as sulfur oxide, nitrous oxide, which mix with rain water to form acidic rain. Additionally, prevailing wind direction which brings with it the pollution from the midwest to the north east. 
4 0
3 years ago
Read 2 more answers
“Red rust is one of the destructive diseases in tea plants which results adverse effect on tea yield. It is caused by a type of
allochka39001 [22]

Answer:

The correct answer is - c) Pathology.

Explanation:

Mycology is the branch of biology in which students study fungi and their characteristics including their biochemistry, taxonomy, and genetics.

Agronomy is the other branch of biology that deals with agriculture and its practices and work to improve the crops.

Phycology is the study of algae and their characteristics including their biochemistry, taxonomy, and genetics.

The disease and its causes are studied under the pathology branch o  biology therefore, red rust would be studying in this discipline.

3 0
3 years ago
Natural Bridge Cavern was formed by water that seeped into the soft limestone in central Texas. What is this process called?
Mamont248 [21]

Answer:

Chemical weathering

Explanation:

Chemical weathering is the process when rain chemicals react with rocks and minerals. In this process, the rocks are weakened. This chemical happening provokes the chemical reaction in the rock or in the mineral.

Chemical weathering is a spontaneous process and it leads to a more stable state for natural materials under a given set of conditions.

7 0
3 years ago
AP PSYCHOLOGY
kompoz [17]

Answer:

Your answers are probably estrogen and oxytocin.

3 0
3 years ago
Other questions:
  • Which of the following correctly differentiates the types of muscles based on the type of movement that they produce?
    12·2 answers
  • Some protists, like the paramecium pictured, live in freshwater. Paramecium have contractile vacuoles, which act to pump water o
    5·1 answer
  • How can scientists investigate the impact of limiting factors in an ecosystem?
    5·2 answers
  • Label the parts of the flower
    15·1 answer
  • Why do farmers apply nitrogen to their fields in the spring and fall?
    10·1 answer
  • Climbing plants have structures called tendrils which, due to __________, are able to attach to surfaces. A. phototropisms
    7·1 answer
  • PLS HELP SOMEONE PLS!!!! 99 POINTS!
    7·1 answer
  • Many whales have tiny, unused hip and pelvis bones known as vestigial organs. How does this evidence support theories about anim
    15·2 answers
  • Which sequence represents part of the normal flow of blood?<br><br> PLEASE HELP
    14·1 answer
  • Which statement best explains why the skin cell and intestinal epithelial cell are different?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!