Answer:
The father will have Either B or AB
Explanation:
Mother with A blood type can pass the A blood to the baby. Likewise, a father with B blood type can only pass B blood to the baby. If both parents belong to the blood group B, the child will also belong to the B blood group.
Answer:
So the sperm can travel to the egg
Explanation:
Their flagellated sperm must swim through water to reach the egg. So mosses and liverworts are restricted to moist habitats.
Answer:
A. amount of food available
Explanation:
An experiment consists of two types of variables, independent and dependent. Value of independent variable is decided by the person doing the experiment and is independent of experimental conditions. Value of dependent variable is dependent on the independent variable. It can not be altered by the person doing experiment.
Here, it is given that mice receive variable amount of food each day and their lifespan is recorded. Since the amount of food is decided already it is the independent variable. The lifespan is expected to depend on the amount of food hence it is the dependent variable.