Kareem drew a diagram to compare flatworms and segmented worms. Which label belongs in the area marked X? Can reproduce sexually Are always parasites Are all sessile Are covered in setae

How many copies of the 1st chromosome does a human diploid cell contain

In which location would a population most likely be geographically isolated? a wetland a river a rain forest an island

Saturated fats found in animal products, such as bacon and cheese, are also called A. lipids. B. amino acids. C. cholesterol. D. triglycerides. Which one of the following choices is the best way to build muscle bulk? A. Eat more high-protein foods.

In ferns the spores develop on A. the tip of the gametophyte. B. the underside of the gametophyte. C. the roots of the gametophyte. D. the underside of the sporophyte.

How does human evolution relate to the sensibility of disease

Select the correct answer. Which is the most accurate description of an ecosystem? A. An ecosystem consists of a biological community-the physical and chemical factors-that make up its abiotic environment. B.

What are the two main reasons why mitosis is vital to our survival

Which would least likely result from a chromosomal change? a. death of the cell or organism b. no effect on the cell or organism c. enhanced ability of the organism to reproduce d. change to the phenotype of the organism

What carries electrical messages to the brain?

When the outflow of aqueous humor is blocked causing an increase of intra-ocular pressure, which over time causes loss of vision, the condition is called:?