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
kupik [55]
3 years ago
15

Sally is pregnant and worried that she might be Rh incompatible with her

Biology
1 answer:
4vir4ik [10]3 years ago
4 0

Answer:

The Rh- allele is recessive. So sally is Rh-Rh- and her husband is Rh+Rh-.

The possible genotypes for Punnet's square are: Rh+/-,Rh+/-,Rh-/-,Rh-/-

So the chance to have an Rh+ child is 50%

You might be interested in
the theory of evolution describes a.how species reproduce b.how species become extinct c.how species change over time d.how spec
Artyom0805 [142]
C. how species change over time
3 0
2 years ago
Select the correct answer.
aleksandrvk [35]

Answer:

B

Explanation:

The rest are being scattered and transmitted however B is going up creating a V shape.

5 0
3 years ago
Read 2 more answers
Explain how the development of the cuticle and the vascular system influenced the evolution of plants on land
Black_prince [1.1K]
<span>When plants moved on the land they had to adapt to new environment and </span>to deal with new <span>problems. The main problem for plants was to figure out how to regulate water loss within the cells. One of the solution was the formation of the waxy covering on top of leaves-cuticle, which evolved on the surface of leaves to reduce water loss. Another problem for plants was to figure out how to obtain resources from soil and air, so they developed vascular tissue to transport water/sugar within the plant.</span>
7 0
3 years ago
The Sun appears to move across the sky each day. What causes this?
Novay_Z [31]

Answer:

The earth is turning.

Explanation:

when the earth turns it causes the sun to move from one part of the sky to the other. The earth revolves around the sun. So when it become night time for example, the sun is just on the other side of the earth.

4 0
3 years ago
In human beings, the paternal chromosome determines the sex of the child in this way A.X
ahrayia [7]
I’m not really sure what the question is asking, but male sex chromosomes are ''XY.'' Please ask any other questions in the comment box below.
3 0
2 years ago
Other questions:
  • The brain stem is reasonable for
    9·2 answers
  • explain how sugar molecules combine with other elements to create amino acids. Why is this an essential process for living thing
    5·1 answer
  • What reproduction does bacteria have?
    7·1 answer
  • Why do organisms Take food ?
    14·1 answer
  • What is the scientific name for a living thing
    14·2 answers
  • Which is not involved in non specific defense mechanism
    8·1 answer
  • Place the labels to describe the role of the lungs and blood in transporting oxygen and carbon dioxide in the body.
    9·1 answer
  • Which organelle allows bacteria to stick/adhere to surface or host cells
    14·1 answer
  • Describe 1 factor where land affects the climate.
    15·2 answers
  • The progress of the eukaryotic cell cycle is regulated primarily by what proteins?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!