Lucia drew a diagram to compare animal cells and plant cells. Which label belongs in the area marked Y?

We refer to the Dna code as being redundant or repetitive. This means that

Why are lichens so important for primary succession?

Anyone know the anwser? What is the cause of lightning? A. Airflow between a cloud and the ground B. Varying air pressure underneath a cloud C. Different charges on the ground and the bottom of a cloud D.

Which type of homogeneous mixture cannot be filtered and does not scatter light?

Seasonal changes occur because of A. Earth's tilt. B. Earth's shape. C. the distance between Earth and the moon. D. the time of year.

Need the answer quickly A scientist observed that fiddler crabs are capable of plugging up the territorial burrows that they live in.

Calcium and bromine would join with a __bond and sulfur oxygen would join with a ___bond

What does lipase digest? A. Carbohydrates B. Proteins C. Fats

1. Any molecule that contains carbon to hydrogen bonding is known as a A) water B) inorganic molecule C) organic molecule 2. How many valance electrons are generally needed to fill the outer shell of most atoms? A) 4 B) 6 C) 8 3.

Benefits of using coal oil and natutal gas