Apopulation of scarab beetles has an annual per capita birth rate of 0.8 and an annual per capita death rate of 0.5. estimate the number of individuals added to or lost from a population of 1,000 individuals in one year. choose the correct answer from the following choices, and then select the submit answer button. 3,000 individuals added 50 individuals lost 300 individuals added 30 individuals added 500 individuals lost

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed