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
Lelechka [254]
3 years ago
6

What event causes all female mammals to have one active x chromosome per cell instead of two?

Biology
1 answer:
Julli [10]3 years ago
6 0
<span>All mammals have at least one X chromosome. Female mammals have two X chromosomes, so each of her eggs has a single X chromosome. Male mammals have XY chromosomes, meaning they can generate sperm containing the X chromosome, or sperm containing the Y. If the egg receives sperm containing the X chromosome, then the resulting individual forms ovaries, and is female.</span>
You might be interested in
What is the collective name for the animals found in australia who carry their young in pouches?
bogdanovich [222]
The correct answer is marsupials.
<span>Marsupials are any members of the mammalian class Marsupialia and are endemic to Australasia and the Americas. The main characteristic common to these species is that most of the young are carried in a pouch because they give birth to relatively undeveloped young. Examples of marsupials include kangaroos, wallabies, koalas, possums, opossums, wombats, and Tasmanian devils. </span>
4 0
2 years ago
Which is one of the six fundamental elements that are found in living organisms?
Bas_tet [7]

Which is one of the six fundamental elements that are found in living organisms?


4 0
3 years ago
Read 2 more answers
Early sleep research began when researchers noted that physiological changes create _______ that can be measured during sleep.
dalvyx [7]
Hormones -- such as melatonin and cortisol; the former signals the body to go to bed, while the latter signals for the sleeping person to wake up -- are created by physiological changes.
3 0
3 years ago
WILL MARK AS BRAINLIEST!!
Alex Ar [27]

Answer:

13 is the answer for both

Explanation:

The atomic number is also the atoms count of protons and electrons when the element is of a neutral charge.

8 0
2 years ago
Read 2 more answers
You are looking at tissue under a microscope. One cell shows half the amount of DNA of some of the other cells. This cell is mos
Leni [432]
You are looking at tissue under a microscope. One cell shows half the amount of DNA of some of the other cells. This cell is most likely to be in the G1 phase where the cell has just divided.
Hope this answers the question. Have a nice day.
8 0
3 years ago
Other questions:
  • 1. What was the accepted belief in the origin of life in the 19th century?
    10·1 answer
  • The portion of the brain associated with motor control is the ________
    10·1 answer
  • Which phase occurs directly after s phase...<br> A. G1<br> B.G2<br> C. Cytokinesis<br> D.M phase
    14·1 answer
  • What happens in a global convention cell?
    10·2 answers
  • Please answer the three highlighted ones. Label beetle
    11·1 answer
  • Which of the following is the building block of all proteins?
    7·2 answers
  • HELPPPPPP
    13·1 answer
  • A biome is defined by four characteristics<br>​
    14·1 answer
  • Many fungi play a critical environmental role as _______, breaking down organic material into nutrients for the soil and other o
    13·1 answer
  • If a jack hammer exerts a force of 125N on the concrete. What is the magnitude of the force exerted back on the Jack Hammer?
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!