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yaroslaw [1]
3 years ago
10

Why are compounds different from single elements?

Biology
1 answer:
In-s [12.5K]3 years ago
4 0
The answer is a. I'm pretty sure
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______is the conducting tissue which conducts water ,mineral nutrients from root to leaves​
nata0808 [166]
The answer is xylem

Explanation

Xylem transports and stores water and water-soluble nutrients in vascular plants. Phloem is responsible for transporting sugars, proteins, and other organic molecules in plants. Vascular plants are able to grow higher than other plants due to the rigidity of xylem cells, which support the plant.
8 0
3 years ago
In a population of bison,the birth rate over one year is fourteen.No bison immigrate into the population that year. Twenty bison
il63 [147K]

Answer:

The population has decreased. (2)

Explanation:

if the birth rate is 14 and no bison immigrate into the population and the death rate and emigration rate add up to 30, then the population has decreased a total of 16 bison

8 0
4 years ago
Energy in most ecosystems must flow through autotrophs because ___
sergiy2304 [10]
It is supposed to flow through so heterotrophs(like humans etc) can gain energy from plants(autotrophs) which other animals gain energy from them eating each other which follows the food chain. Which keeps the food chain and life in order, by giving energy for work and life to sustain.
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3 years ago
What happens when the level of thyroxin rises in the blood?
vfiekz [6]

Answer:

A

If the level of thyroxine in the blood is high then the pituitary gland releases less TSH. Therefore, a low level of TSH means that your thyroid gland is overactive and is making too much thyroxine. Thyroxine (T4). A high level of T4 confirms hyperthyroidism

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Which organelle helps cells in all the animals shown in the food web transport proteins?
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The endoplasmic reticulum is the answer

6 0
4 years ago
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