Which of the following shows a reduction of chromosomes by half?

Male gametophyte to flagellated sperm

Sporophyte to spores

Male gametophyte to spores

Female gametophyte to zygote

When examining an endocrine cell from a new species of mammal under the microscope you find that it contains an abundance of rough endoplasmic reticulum, a large Golgi apparatus, and secretory granules.

Carbohydrates start digestion in the a. mouth b. esophagus c. stomach d. small intestines

Characteristics of responds to stimuli

Bacteria divide at a constant time interval called the a. growth rate b. exponential rate c. log phase d. growth time e. generation time

Oxygen is asoerbed though the aveoi in the lungs how are the aveoli adapted for this function

What membrane transport mechanism is used to return calcium ions to the er and what membrane protein would be used.

In 3 to 5 sentences, analyze potential impacts of oceans on human populations as the result of climate change in the current century.

How does low body temperature affect the bloods ability to carry dissolved oxygen?

At which trophic level are dragonflies that consume

Which example is an organism? A. bacteria B. heart C. clay D. soil