Biology, 13.10.2019 06:30 tipbri6380
The hydrilla, a non-native species of the hudson river estuary, has begun to grow along the surface of the water and spread throughout the watershed. which of the following is true of the hydrilla growing in the hudson river estuary?
the hydrilla will be a in increasing the number of phytoplankton in the water.
the hydrilla will increase the amount of natural plant growth in the estuary.
the hydrilla is an invasive species, and its presence will have an overall negative effect on the estuary.
the hydrilla needs to be trimmed back every year.
Answers: 3
Biology, 22.06.2019 10:00
Which statement best compares aerobic and anaerobic respiration
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Biology, 22.06.2019 13:10
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
Answers: 2
Biology, 22.06.2019 13:30
How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.
Answers: 3
The hydrilla, a non-native species of the hudson river estuary, has begun to grow along the surface...
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