It’s b the pine tree has unprotected seeds, the apple tree has seeds in fruits
It is true that enzymes in the digestive tract catalyze hydrolysis reactions. The reaction happens when a molecule of water is added to the amino acids that are already in the digestive tract.
Answer:
herbivore-those kinds of animals that eat plants and trees only e.g elephants
omnivore-those animals that eat both meat and plants e.g baboons /humans
carnivore-those animals that eat meat only some call them the preditors e.g lions /cheetah
Answer:

Explanation:
Given that,
The mass of a sample, m = 16.7 grams
Volume of the sample, V = 4.4 cm³
We need to find the density of the metal sample.
Density = mass/volume
Substituting all the values,

So, the density of the metal sample is
.
Rainwater picks up carbon dioxide from the air and as it percolates through the soil, which turns into a weak acid. This slowly dissolves out the limestone along the joints, bedding planes and fractures, some of which become enlarged enough to form caves.