Answer:
4 black/polled: 4 black/horned: 4 red/polled: 4 red/horned
Explanation:
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Answer:
Active transport
Explanation:
The pumping of sodium ions out of the cell into the environment where there is a lower concentration is achieved through active transport. Active transport is the movement of molecules or ions against a concentration gradient across living cell membranes with the utilization of ATP. Active transport takes place through carries located in the membrane.
Answer:
For example, frogs are mostly aquatic; most toads live on land (but near water). Frogs have teeth; toads do not. ... However, toads have glands behind their eyes that can secrete a burning milky toxin
Explanation:
The study in a Pennsylvania forest reveal about the environmental effects of using DDT reveals that a large number of ladybird were killed due to DDT which caused rise in the population of aphids.
DDT is a chemical that was used for killing the insects and keeping the crops safe and productive. It was later found that it has a worse effect on the lives of other non target organisms like other insects, bird and human as well.
It is also known to be associated with the phenomenon of biomagnification. It is a process of accumulation of harmful chemicals with increase in the trophic level which occurs due to continuous intake of food contaminated with chemicals that is not tolerable and causes serious implication.
To learn more about DDT here
brainly.com/question/1657474
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Answer:
I don't understand I need more information