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kati45 [8]
3 years ago
10

Biology question, please answer.

Biology
1 answer:
viktelen [127]3 years ago
7 0
First filial or F1 generation
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Why are health authorities concerned when the vaccination rates for an infectious disease fall?
Darina [25.2K]

Answer:

When the propagation of an infectious disease gets reduced, people stop getting their children or themselves getting vaccinated for the infectious disease.

But what we forget is somebody out there might be an asymptomatic carrier of the disease and can spread the disease. As a result, if many people are not vaccinated for the particular disease, then there might be an outbreak of the infectious disease again and it can be deadly.

8 0
2 years ago
Name the bacteria found in the root nodules of leguminuos plant​
sveticcg [70]

Answer:

Rhizobium is a genus of bacteria associated with the formation of root nodules on plants. These bacteria live in symbiosis with legumes.

Explanation:

4 0
2 years ago
Many organisms in the deep sea live in conditions where resources are rare and populations are small and sparse. Many of those s
asambeis [7]

Answer:

<em>The correct option is A)  Reproductive assurance: any individual of the same species is a potential mate.</em>

Explanation:

A hermaphrodite can be described as an organism that is capable to produce gametes associated with both the male and female sexes. It has a complete or partial reproductive organ.

In the deep sea, biodiversity is scarce. There are limited amounts of organisms present. Hence, to have a reproductive assurance, the organisms present in the deep sea are mostly hermaphrodite. Hence, they will be able to mate with any organism of the same species.

4 0
2 years ago
Which of the following are found in BOTH plant and animal cells?
bagirrra123 [75]

Answer:

The nucleus is found in both plant and animal cells along with the vacuole

Explanation:

4 0
2 years ago
What term best describes the following organism: the so-called blue-green algae, they are photosynthetic bacteria; producing oxy
Olegator [25]

Answer:

The correct answer will be option E.

Explanation:

The features given in the question are the characteristics features of the group of bacteria belonging to Cyanobacteria.

These Cyanobacteria are the prokaryotes which are capable of synthesizing the food through a process called photosynthesis. These bacteria use sunlight as their energy, use water and air to synthesize food. They under anaerobic condition synthesize the nitrogen in special structures called heterocyst, a characteristic feature of cyanobacteria.

Thus, the features given in the question are:  

1. contain photosystems to carry out photosynthesis.

2. producing oxygen

4. contain phycobilins

6. Hetrocysts: nitrogen-fixing structures.

7. The ancestor of plant chloroplasts.

Thus, option E is the correct answer.

8 0
3 years ago
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