Question

Тема вирусы, бактерии. 1. Бактерии питаются: 1. только путем фотосинтеза 2. готовыми органическими веществами 3. только органическими веществами живых организмов 6). Готовыми органическими соединениями питаются: а) зеленые растения б) бактерии в) водоросли г) мхи 14. Бактерии относят к прокариотам, так как они: а) имеют одну хромосому, расположенную в ядре б) имеют одну кольцевую ДНК в) разможаются делением на двое г) питаются тольков готовыми органическими веществами

Answer 1

2. готовыми орг. вещ-вами
б. бактерии
б. имеют одну кольцевую ДНК

Answer 2

1-2 Готовыми органическими в-ва
6-б Бактерии
14-б Имеют одну кольцевую ДНК

Answer 3

Bacteria and Viruses

Bacteria and viruses are both types of microorganisms, but they have distinct characteristics and ways of obtaining nutrients.

1. Bacteria obtain nutrients: Bacteria can obtain nutrients in different ways. Some bacteria are capable of photosynthesis, which means they can convert sunlight into energy and use carbon dioxide as a source of carbon. Examples of photosynthetic bacteria include cyanobacteria, which are often referred to as blue-green algae. However, not all bacteria are capable of photosynthesis.

Other bacteria obtain nutrients by consuming ready-made organic compounds. They can break down complex organic molecules, such as sugars or proteins, into simpler forms that they can use for energy and growth. This process is known as heterotrophic nutrition.

It's important to note that bacteria can also obtain nutrients from organic substances produced by living organisms. For example, some bacteria can decompose dead organic matter and recycle nutrients back into the environment.

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2. Bacteria and Prokaryotes: Bacteria are classified as prokaryotes, which means they are single-celled organisms that lack a nucleus and other membrane-bound organelles. They have a simple cellular structure and their genetic material is typically organized in a single circular DNA molecule called a plasmid. Bacteria reproduce through a process called binary fission, where one cell divides into two identical daughter cells.

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It's important to note that the ability to obtain nutrients from ready-made organic compounds does not determine whether an organism is a prokaryote or eukaryote. Both prokaryotes and eukaryotes can have different modes of nutrition.

I hope this information helps! Let me know if you have any further questions.