Durng meiosis, the chromosome number is halved.
Answer:
The Lungs
Explanation:
The lungs and heart are the two organs that work with blood and air, but the lungs maintains the bond between the body and environment. It makes sure that your nose and mouth can take in air from the environment and THEN, to transfer the air from there to your lungs. This helps your body function. Hence, the answer is the lungs.
Answer:
Option B
Explanation:
Complete question -
Miriam eats 2600 kcalories per day. What is the maximum amount of carbohydrate she should have in a day?
A. 1560 grams
B. 422 grams
C. 1,690 grams
D. 259 grams
Solution -
Carbohydrates are found in varieties of food that we consume daily such as vegetables, milk, grains etc. As per the Acceptable Macro-nutrient Distribution Range (AMDR), some percentage of daily calories should come from carbohydrates. For a healthy adult nearly 45 to 50 percent of calories should come from carbohydrates and we know that one grams of carbohydrates can provide four calories.
Hence, option B is most near answer to the given values.