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SCORPION-xisa [38]
3 years ago
8

How does starfish obtain and distribute oxygen and nutrients

Biology
1 answer:
vovangra [49]3 years ago
6 0

Starfish have a unique form of digestion in the animal kingdom and a water-vascular system that allows the animal to breathe.

All your answers should be in this article: 
http://animals.mom.me/feeding-respiration-starfish-6596.html
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HOW DO THE CARBON DIOXIDE OXYGEN MOLECULES ENTER EXIT A PLANT?<br> I WILL GIVE YOU BRAINLYEST!!
madreJ [45]

Answer:

Carbon dioxide and oxygen can't pass through the cuticle, but move in and out of leaves through openings called stomata

Explanation:

5 0
3 years ago
Read 2 more answers
A group of rabbits lives in an area that normally has mild winters that are not too cold. This
ahrayia [7]

Answer:

A. Extra thick fur

Explanation:

Because the winter is cold and little body fat and a dark colored fur will get it killed faster, but long ears can help the bunny hear the danger but I don't think there will be any predetors out in the harsh snow.

6 0
3 years ago
Which of the following are properties of steroid hormones? I) Steroid hormones are lipid soluble and easily cross the phospholip
REY [17]

The correct answer is option I) Steroid hormones are lipid soluble and easily cross the phospholipid bilayer.

The steroid hormones are made up of steroid molecules, the steroid molecules are hydrophobic and lipid soluble. This property makes help the steroid molecule to cross the phospholipid bilayer membrane easily. The steroid molecule has a direct influence on the genome transcription, they act by binding with the DNA as a transcriptional factor.

6 0
4 years ago
In cats having hair is dominant (H) over not having hair (h). If a male cat that is heterozygous for hair is crossed with a hair
alexgriva [62]
A heterozygous cat has a genotype Hh
A hairless cat has a genotype hh
When crossed, the results could be any of the following:
Hh (with hair)
hh (hairless)
There is a 50:50 chance or 1: 1 ratio that the offspring will have hair.
7 0
3 years ago
Jacob’s family traveled frequently by road. On a trip, he noticed that a large forest area appeared to have burned a few weeks a
Mrac [35]

Answer:

c  The trees will grow and the forest will be restored to its original form.

Explanation:

The ashes from the old trees will serve as nutrient for the new plants. its restores back the ecosystem because the old tress and ashes will decay which will return nutrient to the soil.

the new seedlings will be exposed to fresh air and sunlight which improve there germination.

4 0
3 years ago
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