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wel
3 years ago
13

Why are algae and ferns both green?

Biology
1 answer:
andrew-mc [135]3 years ago
4 0
Algae and ferns are plants "plantae" the have chloroplast which is used in photosynthesis resulting in the plants being green
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Which of these statements describes a limitation of the Antarctic Treaty
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Answer:

<em>The correct option is D) It does nothing to protect the atmosphere over Antarctica.</em>

Explanation:

On December 1, 1959, the Antarctic Treaty was signed in Washington. According to this treaty, Antarctica was to be used for peaceful purposes. This treaty regulates international relations with the Antarctica region. Freedom to different scientists for research in this area was given through this treaty.

However, the treaty did not discuss anything related to the protection of the atmosphere around Antarctica. Hence, option D can be considered to be a limitation of the Antarctic Treaty  System.

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The process of forming a zygote, the union of gametes, is called
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'Gametes are formed through a process of cell division called meiosis. This two-step division process produces four haploid daughter cells. Haploid cells contain only one set of chromosomes. When the haploid male and female gametes unite in a process called fertilization, they form what is called a zygote.'

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Levels of an organ system exploration: Question 1) What is the basic unit of organization of all living things? ( Question 2 ) W
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Cell can be described as the basic unit of organization of all living things. All living things, whether prokaryotes or eukararyotes, will be made up of a cell or different cells. Prokaryotes are one- celled whereas eukaryotes are made up of many cells.

Answer No 2:

A group of tissues which work together make up an organ whereas,  group of organs which work together will make up an organ system.

For example, the organs such as the heart, the lungs, the liver, the kidneys etc are made up of different tissues which work together so that these organs can perform their prescribed functions.

Answer No 3:

Different organs work together in an organ system so that an organ system can perform its functions.

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Answer No 4:

Different tissues perform different functions. Different tissues will work together to make organs of an organ system. These organs will work together to make the organ system perform its function.

Answer No 5:

Every organ of an organ system has a vital role to play for the proper functioning of the organ system. Malfunction of any of the organs will result in the functions being not performed. For example, the function of the heart is to pump blood. If the heart stops working then the circulatory system will not be able to transport oxygen.

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