True; honeybees are amazing
Typically, the nucleus is the most prominent organelle in a cell. Eukaryotic cells have a true nucleus, which means the cell's DNA is surrounded by a membrane. Therefore, the nucleus houses the cell's DNA and directs the synthesis of proteins and ribosomes, the cellular organelles responsible for protein synthesis.
Roundworms can be included in the Virus/parasite biohazard category
- A biohazard is a biological substance that is dangerous to the health of living organisms (especially humans) and/or the environment.
- Biohazards include different harmful microorganisms (e.g., bacteria), viruses, biological toxins, fungi, parasitic worms, etc.
- Biohazards also include biological vectors that transmit diseases (e.g., mosquitoes, ticks, rodents, etc).
- Roundworms are small organisms (nematodes) that may infect dogs and cats. Animals become infected when they ingest eggs that contain infective larvae.
- These small organisms (roundworms) can live in the digestive tract (i.e., intestines) and cause health problems including, among others, abdominal pain, fever, diarrhea, etc.
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Answer:
The correct answer is a. early menopause.
Explanation:
Estrogen is the hormone that helps in the protection of bones from being lost or degraded. This hormone is released in the ovary by follicle. The level of estrogen decreases sharply when a woman reached its menopause.
This decrease in estrogen levels in females can lead to osteoporosis in women. So early menopause increases the chances of bone loss in woman and bone loss increases the chances of fractures in women. One in two women who are above 50 in America breaks a bone due to osteoporosis. Therefore the correct answer is a. early menopause.