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pickupchik [31]
3 years ago
7

A species of cactus has spines. How would biologists explain how a species of cactus with spines evolved from an ancestral cactu

s species without spines ?
Biology
1 answer:
sergejj [24]3 years ago
8 0

Answer:

It needs the spines for protection

Explanation:

The cactus would develop the spines as a form of protection to protect itself from being consumed and to survive longer.

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How does electrical energy travel?
BabaBlast [244]

Answer:

through wires

Explanation:

Electrical energy passes through conductors but may also travel through space but select wires as it is a more common answer.

8 0
3 years ago
Which action shows a creative approach to the process of scientific inquiry?
docker41 [41]
A possible Hypothesis probably .
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Which factor can potentially increase a teenager’s alcohol use?
Flauer [41]

Answer:

A teenager's decision to drink alcohol can be influenced by: early introduction to alcohol. exposure to adult binge drinking or alcohol dependence. access to alcohol from parents and others.

3 0
3 years ago
where did the rats come from and why did they have a negative effect on the palm trees on Easter Island
telo118 [61]
In one of the studies of about rats in Easter Island, it was believed that rats were the reason for the decrease of palm trees. 
According to a system framework study, there are relationships between the birth and death of people with the rats and the palm trees. It explains that peoples' population in Easter island has a relationship with rats and palm trees in the area. 
<span>The number of palm trees decreases because of the increased number of rats that eats its fruits. Seed germination became frequently interfered because of this activity. 
</span><span>However, the slow growth of palm trees was also blamed for the tree cutting off the people.</span>
5 0
2 years ago
Read 2 more answers
Plz help! I'll give brainliest, follow, and points!!
Leni [432]

Answer:

There are many reasons why manned space probes to Saturn are simply  unachievable. Getting to space is incredibly hard. The force of gravity is very hard to escape. If you wanted to, you would have to invest trillions upon trillions of dollars to create a space shuttle that may or may not explode. Second, we simply don’t have the technology to make it that far with a manned probe. Saturn is more than a billion miles away. It would take more than several years to go that far. To keep astronauts alive, entertained, and sustained is also a big challenge. In conclusion these are some reasons why a manned space probe to Saturn is unachieveable.

Explanation:

U’d better give me that brainly.

6 0
2 years ago
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