Seaweed is a type of algae.
Explanation: Seaweeds are a group of photoautotrophic, multi-cellular algae occurring in marine environments.
Answer:
A is the answer. Population growth is decreasing.
Explanation:
The formula is (birth rate + immigration) - (death rate + emigration). So, 4+10=14, 2+3+8+3= 16, 14-16 = -2. -2 is a negative number, meaning population is decreasing. Hope this helped!
Answer:
Algae is a primary producer
Explanation:
they use inorganic ions, co2, h2o and solar energy the complex organic molecules are produced. They release oxygen in this process. Algae, cyanobacteria and plants indirectly produce all food and all oxygen for all living organisms on our planet
Answer: The satellite must orbit at a speed of about 7,000 mph
Explanation: the higher the orbit, the longer the satellite can stay in orbit.
Answer:
<h2>Primary spermatocytes and primary oocytes contain the diploid number of chromosomes.</h2>
Explanation:
Primary spermatocytes is derived from immature germ cells called spermatogonia by the process, mitosis.
While primary oocytes is derived from immature germ cells called oogonia by mitosis.
In both cases, they contain a diploid number of chromosomes(2N) since they have not yet matured into secondary sex cell. They are called as primary spermatocytes and primary oocytes respectively and they are with the diploid number of chromosome.
