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ahrayia [7]
3 years ago
6

Which of the following is a characteristic of a scientific theory?

Biology
1 answer:
Sati [7]3 years ago
8 0
The answer i believe is d.

hope this helps!!
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Please help me here the picture
insens350 [35]

Answer:

by using half to balance the equation

5 0
3 years ago
Polygenic traits are determined by multiple __________ received from each parent? help please   the answer is genes
Bond [772]
Yes the answer is genes.

Polygenic traits are determined by multiple gene received from each parent.
7 0
3 years ago
Why is the frequency of recombinant gametes always half the frequency of crossing over?
kvv77 [185]
Crossing over occurs at the four-strand stage when two homologous chromosomes, each consisting of a pair of sister chromatids, are paired. Each crossover involves just two of the four strands and generates two recombinant strands.

Hope this helps!
3 0
3 years ago
3. The island of Rum in Scotland had wolves and trees 500 years ago. It now has neither. A. Offer one hypothesis for the current
pychu [463]

To test for the keystone species hypothesis, the wolves in another region can be removed or trees can be reintroduced to see the effect on the ecosystem.

<h3>What is a keystone species?</h3>

A keystone species is an organism whose existence defines an entire ecosystem such that them, the ecosystem would be severely affected or may not exist.

Trophic cascades are events which result in serious distortions in an ecosystem as a result of the removal or addition of a top predator.

To test for the hypothesis of keystone species and trophic cascades, the wolves in another region can be removed or trees can be reintroduced to see the effect on the ecosystem.

Learn more about keystone species at: brainly.com/question/2044051

#SPJ1

3 0
2 years ago
During reconstruction most farmers in the south
Nitella [24]
Raised cotton or tobacco
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