Since the trait is dominant, it is possible for his parents to be heterozygous (Bb). So they have the trait but they have a gene they can pass on with out it. If both of his parents Bb then he could’ve gotten both recessive and therefore not receive the trait
Answer:
mantle
Explanation:
The mantle has lava, and lava is hot. When lava gets close to water, it heats it.
No more than 7% of your total calories should come from saturated fats.