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Advocard [28]
3 years ago
12

REALLY EASY!!! JUSUT CAN'T CHOOSE IF IT IS A OR B!!!! WILL GIVE BRAINLIEST!!!! AT LEAST TAKE A LOOK!!! ANSWER IF 100% SURE THO!!

!
7. Which stages begin and end the human menstrual cycle?
A) menstruation, ovulation
B) puberty, ovulation
Biology
2 answers:
Elanso [62]3 years ago
5 0

Answer:

A

Explanation:

menstruation, ovulation

hjlf3 years ago
3 0

Answer: A.

Explanation: Mensruation begins the cycle by getting the egg ready to be released then the ovulation ends the cycle because the egg has been released thus ending the need for the blood in the walls.

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If round pea shape is dominant to wrinkled pea shape, which of the following genotypes
Kobotan [32]

Answer:

C. rr

Explanation:

The dominant genotype will always be denoted by the capital version, or in this case R.

The round pea shape is dominant to the wrinkled pea shape, which means that, in the Punnett Square, the combinations of RR, Rr, rR, will all come out to be round pea shape.

The last box, rr, would be the one that gives the wrinkled phenotype.

In this case, by ratio, wrinkled phenotype show up 25%

                    by ratio, round phenotype show up 75%.

7 0
3 years ago
Help me answer that question and how are you supposed to know which one is the predator and the prey like how can you tell?
FromTheMoon [43]

Answer:

predator is blue, prey is red

Explanation:

when the amount of predators increase, the blue line rises, the red line lowers. when there is more predators there is going to be a less amount of prey.

3 0
3 years ago
Whales have a pelvic and leg bone, even though they do not walk on their legs. Which term is used by scientists to describe this
AVprozaik [17]
The organs are known as Vestigial organs. The evolution from land-dwelling animal to the marine animals has led whales as well as dolphins, to lose hind limbs. The pelvic and leg bone serves no purpose in them and just provide the anchorage to muscles 
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Which of the following reasons do scientists believe is responsable for climate change??
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The answer is D.) Carbon Dioxide
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<span>A chromosomal deletion mutation</span>
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