It is the breakdown of large insoluble food molecules into soluble form.

Which of the following is an example of mechanical digestion? 

It moves food by waves of muscle contraction called peristalsis.

It is one of the accessory organs of the Digestive System that can both be an exocrine and an endocrine gland. 

The following statement differentiates mitosis from meiosis EXCEPT:

Which of the following statements does NOT describe the significance of meiosis?

In what phase of the cell cycle do cells grow rapidly and perform many metabolic processes?

During interphase, what does the “S phase” stands for?

As compared to the number of chromosomes contained in a somatic cell, how many chromosomes would a gamete normally have?

He was regarded as the Father of Genetics.

By just looking at a rose plant will give information concerning its...

How will you describe the allele of an Rr pea plant if R represents a gene for round seed and r for wrinkled seed?

Short hair (L) is dominant to long hair (l) in rabbits. A homozygous dominant rabbit is crossed with s heterozygous short hair rabbit. What phenotypes are expected? 

In pigs, white skin color is dominant over black skin. Suppose a heterozygous black male is crossed with a heterozygous female, what will be the genotypes of the offspring? 

Give the genotypes of the parents of guinea pig offspring in which half are hybrid black and half are pure black. Black coat is dominant over white coat. 

If green pea with homozygous round seeds (RR) is crossed with homozygous wrinkled seeds (rr), what is the probability that an offspring will have round seeds?

When Mendel studied the pattern of inheritance in green peas, the dominant relationship between alleles for each trait was already known to Mendel when he made this cross. Which of the following is the reason for a dihybrid cross?

Which levels of hierarchical taxonomic system consists of the scientific name of any organisms?

Which organism is usually grouped according to the extreme environment in which they live?

According to the binomial system, how should a human be named? 

Which of the following is the correct sequence from the most to the least comprehensive of the taxonomic levels?

Which of the following levels of biodiversity involves a variety of habitats and communities?

Which of the following explains vulnerable species?

Banana has many variations of bananas in terms of its color and taste.

Which of the following explains critically endangered species? 

Which of the following best describes biodiversity?

Which of the following describes LOW biodiversity?

How do biodiversity and stability work together?

Most insects eat plants. Which term refers to an organism that depends on plants for food and energy?

Plants can make their own food through photosynthesis. Which term can best describe the ecological role of plants?

Fungi like mushrooms, release enzymes that break down dead plants and insects. Which term can best describe the ecological role of fungi?

Which of the following makes up an ecosystem?

Ms. Corpuz is observing an organism. Here are her findings:

I. It consumes an insect.

II. It needs water to survive.

III. It has so many legs and run faster.

IV. It becomes food to some bigger animals.

Based on Ms. Corpuz observation, what can you infer on the organism?

If the human population continues to grow rapidly, it would result in which of the following?

The burning of fossil fuels would result in the following environmental problems EXCEPT for _______.

If overexploitation of wildlife increases, what is its environmental impact?