Answer:
Horsetails vary in appearance, but they all lack leaves and have no close relatives. The most similar group of plants are the ferns. They use both their branches and their stems for photosynthesis, as opposed to having foliage. The stalks of the horsetails are almost hollow in the center.
Explanation:
Answer:
1/2 , no difference to the fraction of the sons
Explanation:
Since the disorder is inherited recessive gene on the X. The woman will be a carrier since her father had G6PD. Therefore her genotype is X Xh
The normal man genotype will be XY
The genotype of their offspring will be
- Daughters XX, XXh
- Sons XY, XhY
Therefore 1 out of the 2 sons(1/2) will have the disorder
If the father had the disorder, it will not change the fraction of the sons because the disorder is on the X chromosome. However one of the daughters will have it XhXh
Answer:
The development by scientists of a new color in a rose is the result of genetic modification
Explanation:
The development of new colors in the species of roses is given by the genetic modification by means of the introduction of genes of other species that express other colors absent naturally in the roses. The genes that are inserted are those that encode pigmentation for a certain color.
Transcription is the answer!
I believe it's number 4 because similar to when wrong blood types are transfused into a body, the immune system will see the donated organ as a foreign object and attack it to protect the organism (human).
