Answer:
because of factories and cars and smoking
Explanation:
Extinction refers to the eradication of an entire Species. Hope this helped!
Answer:the condition is recessive, since the probability of appearing is 1/4.
Explanation:
Based on the information above,most of the children are dark skinned showing the dark skinned pigmentation being more dominant,thus the allele for albinism is recessive.
Answer:
Red blood cell arrives from the inferior vena cava into right atrium before it passes through the tricuspid valve into right ventricle. It then passes through the pulmonary valve into pulmonary artery before travelling through the lungs and back into the heart, this time the left atrium via the pulmonary vein.
Explanation:
hope this helps
Explanation:
because c how JavaScript help guidev. your house he hasn't gotten help gettingg