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Gala2k [10]
3 years ago
6

What is "crossing over" ?

Biology
1 answer:
denis23 [38]3 years ago
4 0

Answer:

Crossing over is the substitution of genetic material in the germline. When egg and sperm cells, also known as meiosis, are formed, paired chromosomes are arranged from each relative in such a way that identical DNA chromosome sequences cross over each other.

Explanation:

Crossing resulting in genetic material shuffling is a significant cause of the genetic difference between descendants.

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With statement best describes the anther in a flowering plant? A. It is the colored part of the flower that attracts pollinaters
asambeis [7]

Answer: C. It is the part of the stamen that contains the pollen

Explanation:

Anthers are the pollen containing units in a flower that can be found in the stamens of such flowers. It should be noted that typically, anthers consist of two parts which are referred to as the thecae and each one of the theca is made up of two microsporangia.

Therefore, from the explanation above, we can infer that the another is the part of the stamen that contains the pollen.

4 0
3 years ago
List three thing that could happen for succession to occur​
timofeeve [1]

Answer:

Ecological succession may also occur when the conditions of an environment suddenly and drastically change. A forest fires, wind storms, and human activities like agriculture all greatly alter the conditions of an environment.

Explanation:

8 0
3 years ago
3.3
stellarik [79]

Answer:

RR, Rw, Rw, ww

Explanation:

Rw

R

w

RR, Rw, Rw, ww

The phenotypes would be 1 Red, 2 Roan, and 1 white, assuming the colors of roan are white and red and red is dominant white is recessive, hope that helps!

3 0
3 years ago
What is the volume of a coffee pot​
joja [24]

Answer:

A "12-cup" US coffeemaker makes 57.6 US customary fluid ounces of coffee, which is equal to 6.8 metric cups of coffee.

Explanation:

7 0
2 years ago
people with crohn's disease May develop lactose intolerance caused by damage to their small intestine these people may take a co
slavikrds [6]

Answer:

The correct answer is - lactase enzyme.

Explanation:

Crohn's disease may develop lactose intolerance as this disease causes inflammation in the bowel which affects the lining of the digestive tract. Lactaid is a commercial product that is helpful in the prevention of digestive problems when consuming dairy products.

Lactaid is nothing but an enzyme that helps in digestion or breaking down lactose sugar into galactose and glucose. Lactose sugar is present in the dairy products, that is not digested in the case of lactose intolerance.

Thus, the correct answer is - lactase.

7 0
3 years ago
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