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vichka [17]
3 years ago
7

The visible characteristics of an organism, such as hair color, describes the

Biology
1 answer:
Sophie [7]3 years ago
7 0
I think it’s phenotype bc phenotypes is what the natural selection acts on bc it’s what interacts with an organisms environment and not the genotype.
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Ticket prices for a science museum are 18 for adults and 12 for students how many adults and students are in the group?
Gelneren [198K]
Is there more for the question? Just because it has the prices there is still nothing about the amount.
7 0
3 years ago
many cacti, such as saguaros and barrel cacti, have large stems and no leaves. what function of leaves is taken on by the stems
velikii [3]
<span>well i take this test before and the correct answer is :A They produce food by photosynthesis</span>
3 0
3 years ago
How do sarcodines move and trap food <br> 1. oral groove <br> 2. contractile vacuole
Rudiy27
Amoebas use extensions of their cell membrane (called pseudopodia) to move, as well as, to engulf food. When the pseudopodium traps a bit of food, the cell membrane closes around the meal. This encasement forms a food vacuole. Hope this helps.
8 0
3 years ago
All of the following are regulatory functions of the endocrine system except Select one: a. labor contractions. b. development o
aleksley [76]

Answer:

c. immune functions.

Explanation:

The endocrine system is involved in the regulation of metabolic rate, body temperature (thermoregulation), tissue development and labor contractions except immune functions.

Studies have shown that no hormone has been identified as being important in the regulation of the immune system. Therefore immune functions is not a regulatory function of the endocrine system.

Although, there have been articles on the endocrine and immune system crosstalk, only a hypothesis of various proteohormones not single hormones have been discovered to act on immunocompetent cells.

4 0
3 years ago
In a long bone, the osteons are:
Margarita [4]

Answer:

B. lined up perpendicular to the long axis of the bone, in the direction of perforating canals.

Explanation:

Osteons are formations of concentric bone layers (lamellae) that tend to <em>run parallel to the long axis of a bone.</em> They sorround the Haversian canal, a canal that contains blood vessels that supply the osteocytes and are the structural unit of compact bone.

I hope you find this information useful and interesting! Good luck!

3 0
3 years ago
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