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
Sladkaya [172]
3 years ago
7

Which of the following accurately describes a typical human karyotype?

Biology
1 answer:
kap26 [50]3 years ago
5 0
<span>The answer is B.

A typical human karyotype has 23 types of chromosomes arranged from smallest to largest. In males and females 22 of these chromosomes look exactly the same and they are called autosomes. The 23rd pair of chromosomes is the sex chromosome which differentiates males from females. Females have 2 copies of the x chromosome. Males have a copy of both x and y chromosome to make the 23rd pair. <span>

<span>Chromosomes can also have abnormalities that result to different conditions and identifiable traits. A most common chromosomal abnormality is the condition called Down Syndrome, where chromosome 21 has a third copy because of an abnormal cell division.</span></span></span>
You might be interested in
What's an Environmental Impact Statement (EIS)?
statuscvo [17]

Answer:

The environmental impact statement (EIS) is a government document that outlines the impact of a proposed project on its surrounding environment.

Hope this helps.

3 0
2 years ago
What happens to salinity if the rate of evaporation is greater than precipitation? Why?​
malfutka [58]

Answer:

Answer:

Explanation:

What happens when water's salinity increases?

A combination of high salinity and low temperature makes seawater so dense that it sinks to the bottom of the ocean and flows across ocean basins as deep, slow currents.

What happens to local salinity when evaporation rates increase?

Salinity is the saltiness of seawater. Salinity is measured by the concentration of grams of salt per kilogram of water. ... What happens to local salinity when evaporation rates increase: Rises 5.

How is salinity related to evaporation and precipitation?

Evaporation of ocean water and formation of sea ice both increase the salinity of the ocean. However these "salinity raising" factors are continually counterbalanced by processes that decrease salinity such as the continuous input of fresh water from rivers, precipitation of rain and snow, and melting of ice.

*Hope this answered your question?*

8 0
3 years ago
What type of change alters the form or appearance of matter but does not turn any substance in the matter into a different subst
mestny [16]

Answer:

physical change alert the form of appearance of the matter but does not turn any substance in the matter into a different substance.

5 0
2 years ago
Practice 7: Match the facts about vaccines and antibiotics to the correct category on the table below.
Illusion [34]

Answer:

A antibiotics

B both

C vaccines

D vaccines

E antibiotics

6 0
2 years ago
Explain how the human immune system responds to a viral infection.
nikdorinn [45]
Infected cells create and release small proteins known as interferons, which help the immune system fight viruses. Interferons stop viruses from replicating by interfering with their ability to multiply within infected cells.
8 0
1 year ago
Other questions:
  • Kelsy contracted an infection caused by a pathogen from the genus Trichophyton. Her doctor gave her a medicated cream to rub on
    11·2 answers
  • Why do the global wind and weather pattern move form the polar regions south toward the equator??
    11·1 answer
  • What is not true of lymph and the lymphatic system?
    13·1 answer
  • What is the relationship between an organism's DNA and protein specificity?
    8·1 answer
  • When two plants Both tall were crossed they produced some offspring that were dwarves assuming that the height of the plant is c
    12·2 answers
  • 1.5 (b) proteins quiz A useful model for enzyme action is the: the lock and key model. double helix model. ball and socket model
    9·1 answer
  • Select the correct answer.
    5·2 answers
  • A microbe that enters the vagina would likely cause cystitis if left untreated. a microbe that enters the vagina would likely ca
    13·1 answer
  • How many types of rocks can form from the rock cycle? <br>1<br>2<br>3<br>4​
    6·2 answers
  • An old tree near Zion National Park reached the end of its life and fell over. Create a path of a carbon atom as it moves throug
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!