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MaRussiya [10]
3 years ago
5

What are the two body forms of cnidarians?

Biology
1 answer:
Soloha48 [4]3 years ago
6 0
"Polyp" & "Medusa" <span> are the two body forms of cnidarians

Hope this helps!</span>
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A scientist discovers an organism that is multicellular with tissue organization and has cells that contain chloroplasts, a nucl
Scorpion4ik [409]

Answer:

The correct answer is option C) "Kingdom Plantae".

Explanation:

Most of the species that comprise the Kingdom Plantae are multicellular, which means that they are made up of more than one cells. These species have tissue organization as well, with a vascular system and structures that bring support to the organism. Additionally, the cells of the Kingdom Plantae contain chloroplasts, a nucleus, and other organelles such as cell wall, plastids and vacuoles.

7 0
3 years ago
For certain conditions, the bone may be affected at the upper or lower end such as with avascular necrosis of the femur in the k
Alex777 [14]

Answer:

When Avascular Necrosis happens at a joint, the joint surface will collapse.

Explanation:

Avascular necrosis (AVN) is a disorder resulting from a temporary or permanent loss of blood supply to the bone. Blood carries essential nutrients and oxygen to the bones. When the blood supply is disrupted (avascular), a break down (necrosis) to the bone tissues start to occur. The bone can be weakened by and eventually result in its collapse.

A collapse of the joint surface can happen if avascular necrosis happens near a joint, resulting in pain and inflammation (arthritis). AVN is also referred to as osteoradionecrosis, aseptic necrosis, or ischemic bone necrosis.

3 0
3 years ago
The main reason recessive genetic disorders are more frequent than disorders inherited as dominant is that ________.
olchik [2.2K]
<span>carriers are not eliminated by the disease before passing the defective alleles on to their offspring</span>
3 0
4 years ago
Three species of frogs, Rana pipiens, Rana clamitans, and Rana sylvatica, all mate in the same ponds, but they pair off correctl
drek231 [11]

Answer:

prezygotic ... behavioral isolation

Explanation:

Prezygotic barrier is a reproductive barrier that occurs when fertilization is prevented from occurring as a result of isolation leading to prevention of copulation, and as such there is no fusion of gametes for fertilization to take place, and eventually formation of zygote. Zygote is not formed as fertilization does not take place.

Behavioral isolation is a prezygotic reproductive barrier that prevents two or more different species to copulate together in order for fertilization to take place due to differences in behavior that is unique to each species. One of such behaviors is mating calls.

As a result of the differences in mating calls which is unique to each species of frogs mentioned in the question, only members of each species get attracted to themselves and mate with their members, thereby making it almost impossible for the three different species of frogs to mate together.

6 0
3 years ago
Read 2 more answers
Which is the energy source used to fuel photosynthesis?
Aleks04 [339]

Answer:

Sunlight

Explanation:

Sunlight

5 0
3 years ago
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