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valentina_108 [34]
3 years ago
12

All of the following are effects of crossing over of homologous chromosomes during prophase I of meiosis with the EXCEPTION of

Biology
2 answers:
Law Incorporation [45]3 years ago
8 0

Answer:

B. increased number of chromosomes in the offspring.

Explanation:

Crossing over may cause chromosomes to lose or gain segments, but the overall number would not change.

otez555 [7]3 years ago
7 0
C the appearance of new phenotypes in the offspring
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In humans, curly hair (HH) is incompletely dominant to straight (H'H'). The heterozygous individual has wavy hair (HH'). Cross t
Alex Ar [27]

Answer:

25% chance curly (HH) 50% chance wavy (HH') and 25% straight (H'H')

Explanation:

Make a Punnett square like so to find the probability of each hair type for the offspring of two wavy haired people

7 0
3 years ago
Population X and Y live in the same area. The size of population X increases over time. As a direct result, the size of populati
lianna [129]

The group of the options are given below:

Individuals of population X are predators

Individuals of population X are prey

Individuals of population Y caught and spread a disease.

Individuals of population Y lost their shelters after a flood

Answer:

The correct answer would be -  Individuals of population X are predators.

Explanation:

The limiting factor is a factor that prevents or slow the growth of the population. In this case the population an increase of a population results in the decrease in the other population directly.

Increase in the population X results directly in the dcrease of the decrease of population Y. Such relation of the two variables in apopulation growth occurs when there is predator- prey relatioship among two organism or population. Increase in the population of predator result in decrese of the population of prey.

6 0
2 years ago
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Bundles of axons in the central nervous system are called
Karolina [17]

Answer: Bundles of axons in the central nervous system are called a "tract"

Explanation:

Axons(nerve fiber) consist of long slender projection of neurons or nerve cells that conduct and transmit impulses away from the neuron or nerve cell body. Axons are surrounded by endoneurium layer which contain protein fluid that surround each axon.

Bundles of axon in the CNS is known as tract. We have ascending tracts and descending tracts. The ascending tracts function are to conduct and carry impulses along the spinal cord to the brain while the descending tracts transmit and carry the impulses from the brain to lower regions (downward) of the body. Tracts are identified by their origin (where the bundle start) and also the end/termination of axon bundle.

The largest tracts are fasciculi gracilis and cuneatus which are known as ascending tracts.

7 0
3 years ago
Both the arctic fox and snowshoe rabbit have made species adaptations over time that enable them to survive. For example, both c
Talja [164]
I would say the best option is "A". The climate in the arctic is full of snow, which is also white. It helps the arctic fox and snowshoe rabbit to hide. I didn't say inter species competition because they aren't competing for the same resource. (rabbit, vegetarian; fox, carnivore)

I hope this helps you!

Brainliest answer is always appreciated!
4 0
3 years ago
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What needs to happen to a carbohydrate before it is absorbed in the small intestine? A. It needs to be combined with other carbo
netineya [11]

Answer:

C.

Explanation:

5 0
2 years ago
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