Sick could mean disgusting, horrible, brutal, awesome, amazing, etc. However it's commonly used in everyday talk to say "that's cool"There are four main types of disease: infectious diseases, deficiency diseases, hereditary diseases (including both genetic diseases and non-genetic hereditary diseases), and physiological diseases. Diseases can also be classified in other ways, such as communicable versus non-communicable diseases.
Answer:
A. 4 right handed coil:0, left- handed coil
Explanation:
According to MENDELION CROSS:
We will get NN, Nn,Nn,nn
NN, Nn, Nn are the 3 right handed coiling and nn is left handed coiling.
But in case of shell coiling in snails, maternal inheritance is applied in which offspring is decided only by phenotype.
Maternal traits: Here,female parent has right handed shell coiling. so, all the offsprings will have the same.
Hence, the phenotypic ratio will be:
4 Right handed coil: 0 Left handed coil
Answer:
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Explanation:
Answer:
Option D.
Example of a species is a donkey and a horse mate to produce a mule that is sterile and is unable to produce babies.
Explanation:
- Species is the group of organisms that interbreed or have the potential of interbreeding in nature.
- Even if they look very different in appearance but interbreed then simply they are species.
- The organism that reproduce asexually cannot be mentioned under species.
- Some animals form naturally hybrid and mostly mate with their own groups.
- So donkey and horse mates to produce a new living, which is considered as the species.
