DNA stands for deoxyribonucleic acid.
The cat's alleles will be TT for long tail. Tt short tail. and tt could be fatal.
Answer: All the options are correct.
Explanation:
A pericardium is the sac that compass the heart , protects , lubricate and keep it in place.
The functions of pericardium are:
1. It keep the heart fixed in its place in the chest cavity.
2. It prevent the heart from stretching and overfilling with blood I.e it minimize blood infow.
3. It prevents friction by lubricating the heart.
4. It protects the heart from infection that might be nearby either from lungs or other organs.
Answer:
organisms need water to aid in the respiration process
Explanation:
Answer: An exoskeleton
Explanation:
Just did the question and got it right.